98results about How to "Reduce breeding" patented technology

The invention provides an intelligent fishpond oxygenation monitoring system based on the Internet of Things. The intelligent fishpond oxygenation monitoring system based on the Internet of Things comprises a power supply module, an on-site monitoring module, a cloud service module and a user terminal power supply module. According to the intelligent fishpond oxygenation monitoring system based on the Internet of Things, the abnormal response speed is increased, the breeding risk is reduced, the video analysis algorithm unit reduces the manual patrol cost and prevents the property safety risk in time, and the instruction forwarding unit guarantees information circulation of all modules of the system and supports remote control and alarm pushing; the data visualization interface of the user terminal reduces the data understanding threshold and improves the management efficiency, the alarm management unit shortens the abnormal response time and reduces the breeding and property loss, the equipment control unit gives consideration to the intellectualization and manual intervention requirements and improves the management flexibility, and the historical data query unit provides a data basis for breeding scheme optimization and risk pre-judgment. And fine breeding is assisted.

The application provides a gradient temperature difference processing method for preventing and controlling rancidity and deterioration of rice bran decoction pieces, comprising the following steps: sequentially subjecting newly harvested rice bran to low-temperature rapid cooling, medium-temperature roasting, high-temperature roasting and second ultra-low-temperature rapid cooling after removing impurities by primary screening, so as to prevent and control rancidity and deterioration of rice bran decoction pieces. The application utilizes rapid and strong temperature difference change to prevent and control the reaction after grinding contact oxidation, destroys the autoxidation system of rice bran, effectively prevents and controls the generation of oxidized toxic substances and the breeding and pollution of harmful microorganisms, and ensures the safety and effectiveness of medication.

This utility model discloses an electric hair clipper with a hair suction function, comprising a clipper body, a blade head fixedly connected to the side of the clipper body, a housing snapped onto the top of the clipper body, a suction head connected to the end of the housing near the blade head, the suction head fixedly connected to the top of the clipper body, multiple guide plates rotatably connected inside the suction head, a rotating shaft fixedly connected to the middle of each guide plate, the two ends of each rotating shaft rotatably connected to the two ends of the inner wall of the suction head, a connecting rod hinged to one side of the top of each guide plate, the rotating shaft rotating through the suction head and fixedly connected to the bottom of a turntable, multiple slots on the outer wall of the turntable, one end of a pin snapped into each slot, the other end of the pin sliding through a support frame and fixedly connected to a handle, the support frame fixedly connected to the top of the suction head, a first spring sleeved on the pin, a negative pressure chamber inside the end of the housing away from the suction head, and a centrifugal fan fixedly connected to the bottom of the inner wall of the negative pressure chamber.

The invention provides composite haw jelly and a preparation method thereof. The composite haw jelly comprises the following raw materials in parts by weight: 90-100 parts of haw pulp, 1.8-2.0 parts of russule, 27-30 parts of white granulated sugar and 1.8-2.0 parts of composite gel. The prepared haw jelly has the advantages of being low in heat and sugar, high in nutrient content, good in health care effect and the like, and has a wide range of audiences.

The utility model relates to a monkey animal transfer cage which is characterized in that a base is arranged at the bottom of a transfer cage body, a cage door is arranged on the front side of the transfer cage body, the cage door and a stand column on one side of the transfer cage body are rotatably mounted, a feeding trough is mounted at the position, close to the bottom, of the front side of the cage door, and a drinking bottle is mounted at the position, located on the left side, of the front side of the cage door; the rotating handle is rotated to enable the conveying belt to drive excrement to be conveyed into the collecting box, in the conveying process of the conveying belt, the scraping plate installed at the top of the collecting box can scrape the surface of the conveying belt, the excrement is prevented from being attached to the conveying belt, cleaning is more thorough, and the excrement is prevented from being accumulated in the transfer cage; and meanwhile, a second screw rod is rotated, so that a fixed seat is separated, and a worker can conveniently replace or clean the scraping plate.

The invention discloses a rice blast-resistant rice crossbreeding device and method, and relates to the technical field of rice crossbreeding, the rice blast-resistant rice crossbreeding device comprises a cylinder, a fixing ring is fixedly connected in the cylinder, a plurality of supporting rings are arranged in the fixing ring, and a through groove is formed in the inner wall of the top of each supporting ring; the outer sides of the supporting rings are fixedly connected with middle plates, the two ends of each middle plate are fixedly connected with the two adjacent supporting rings correspondingly, and supporting assemblies are arranged in the supporting rings. According to the rice blast-resistant rice crossbreeding device and method, air in the conical barrel can be continuously exchanged with the outside through holes among the supporting rings, sufficient oxygen is provided for seed germination and root growth, breeding of anaerobic microorganisms is effectively inhibited, the risk of seed rotting and root rotting is reduced, and meanwhile, the yield of the rice blast-resistant rice is increased. A stable distance is formed between the bottom of the conical barrel and the water liquid level through the supporting structure of the upper and lower double circular plates, and seeds can be concentrated in the conical barrel and stably make contact with water.

This utility model relates to a modular ventilator, comprising a main unit, a heating component, and a water tank assembly. The main unit and the heating component are detachably connected via electrical terminals, and the heating component and the water tank assembly are detachably connected via a snap-fit ​​and snap-fit ​​slot unit. Additionally, another snap-fit ​​and snap-fit ​​slot unit is included to prevent the main unit from detaching from the heating component. This utility model is easy to carry and use, especially suitable for outdoor use. It also facilitates user disassembly, cleaning, and maintenance of the water tank, reducing bacterial growth. Furthermore, the modular structure supports functional expansion, allowing users to replace or upgrade components as needed, thus broadening its applicability.

The electric hair drier with the multifunctional air outlet flow guide accessory comprises an electric hair drier body, and an air inlet end part and an air blowing end part are formed on the electric hair drier body; a control circuit board assembly; the high-speed fan blade motor is arranged on the electric hair drier body; the blue light lamp is arranged in the electric hair drier body; the blowing end part can be detachably connected and matched with any one of the functional air outlet accessories; the functional air outlet accessories at least comprise a first air outlet accessory and a second air outlet accessory; the first air outlet accessory comprises a first flow guide air duct, a light-transmitting sleeve and an air outlet end cover, the first flow guide air duct is made of a light-transmitting material, the light-transmitting sleeve is made of a non-light-transmitting material, and a light-transmitting hole is formed in the light-transmitting sleeve; the second air outlet accessory is used for containing the volatilization piece. The air conditioner is provided with a plurality of functional air outlet accessories which can be matched with the air outlet end parts, and the functional air outlet accessories have different functions, so that diversified using effects are provided for users.

The utility model relates to the related technical field of submersible sewage pumps, and one embodiment of the utility model provides an automatic dredging submersible sewage pump which comprises a submersible sewage pump body and a shell, the submersible sewage pump body is arranged in the shell, a lifting control assembly is arranged between the submersible sewage pump body and the shell, a driving motor is arranged on the outer wall of the shell, and a flushing assembly is arranged on the shell. The flushing assembly comprises a pair of connecting sleeves which are arranged in the outer wall of the shell, water pipes are rotationally connected into the connecting sleeves and located on the two sides of the submersible sewage pump body, and a plurality of nozzles are arranged on the water pipes. By means of the technical scheme, the technical problems that in the prior art, due to the narrow space and the complex structure in a pump body, a cleaning tool is difficult to go deep into all corners, cleaning is not thorough, sludge accumulated for a long time can generate peculiar smells and breed bacteria, and the health of workers is threatened are solved.

This invention discloses an antibacterial sintered activated carbon filter element and its preparation method, belonging to the technical field of water treatment functional materials. The method uses biomass-derived activated carbon as the main adsorbent phase, combined with activated carbon loaded with zinc components formed by zinc acetate impregnation and a chitosan-zinc phytate composite antibacterial agent. After uniform mixing with a hydrophilic bonding system constructed from ultra-high molecular weight polyethylene and polyvinyl alcohol, the filter element is formed by pressing and segmented temperature-controlled sintering. The chitosan-zinc phytate forms a stable composite network through multi-toothed coordination. The zinc components in the activated carbon loaded with zinc components are distributed in a fixed state on the carbon skeleton surface, synergistically interacting with the micro-mesoporous structure of the activated carbon to achieve a combination of adsorption and antibacterial functions. The filter element forms a three-dimensional interconnected pore structure, maintaining low flow resistance while ensuring structural stability.

The utility model discloses a fruit fresh-keeping bag capable of draining water. The fruit fresh-keeping bag comprises an outer layer I and an outer layer II, the first outer layer and the second outer layer are made of food-grade silica gel materials and are rectangular frames in shape, and the opposite edges of the bottom faces of the first outer layer and the second outer layer are fixedly connected. A kneading structure is arranged between the outer layer I and the outer layer II; the bag further comprises an inner bag and a moisture absorbing and discharging structure. The front side face, the rear side face and the bottom face of the inner bag are grid faces, and the left side face and the right side face of the inner bag are fan-shaped faces. The moisture absorbing and discharging structure comprises a drying sheet; liquid leakage holes are formed in the bottom surfaces of the outer layer I and the outer layer II, and soft plugs are arranged in the liquid leakage holes. The fruit draining device can drain water and prevent the bottoms of fruits from being in contact with accumulated water; meanwhile, drying pieces used for absorbing moisture are arranged on the side faces of the first outer layer and the second outer layer, the storage environment can be guaranteed, and bacterium breeding is reduced.

The utility model discloses an antibacterial ceramic toilet brush which comprises a ceramic handle and a pluggable annular block arranged on the surface of the ceramic handle, a storage shell is installed on the left side of the annular block, and a pluggable annular spray head is arranged on the surface of the ceramic handle. And the cleaning brush further comprises a connecting block. By arranging the antibacterial coating, the antibacterial effect of the surface of the ceramic handle is improved, disinfectant in the storage shell can be evenly sprayed to the cleaning brush by starting the micro pump body, the cleaning brush also has the antibacterial effect, breeding of bacteria of the ceramic toilet brush is reduced, the overall antibacterial property of the ceramic toilet brush is improved, and the service life of the ceramic toilet brush is prolonged. And moreover, by operating the pull block, the annular block and the annular spray head can be conveniently detached from the ceramic handle for maintenance and overhaul, and the flexibility during use is improved.

The utility model relates to a kind of foldable thermometers, including shell, rotatable rotary disc being set in the one end of shell, probe, the rotary disc is provided with through-hole, the top wall of the shell is fixed with the fixed column of insertion the through-hole, the outside of the through-hole is fixed with microswitch, the upper portion of the shell is provided with stop around the fixed column, the microswitch is fixed with fixed seat, the side of the fixed seat is provided with T block, the short end of the T block is arranged between the stop, the side of the shell is detachably provided with the placement slot assembly for placing probe, the probe is installed on the rotary disc surface, the upper surface of the shell is installed with temperature display screen and button. The utility model can disassemble and clean the slot body of placing thermometer probe, reduce the breeding of bacteria.

The utility model discloses a one-time many cage pearl mussel cage cleaning device, including water supply pipe network, the water supply pipe network leads out many hangers on, can be driven to rotate by water power, is equipped with at least two water spray holes, and each hanger pipe is connected with a rotary spray head, and water supply power part, water supply power part with water supply pipe network is connected, and water supply pipe network supplies the water with pressure cleaning to water supply pipe network. When using, water supply power part supplies the water with pressure cleaning to water supply pipe network, and water supply pipe network distributes the water with pressure cleaning to each hanger pipe, and the water with pressure cleaning in hanger pipe is rotated 360 degrees outward through rotary spray head, that is, rotates 360 degrees outward through at least two water spray holes on the side of rotary spray head, and the cleaning water that sprays washes pearl mussel cage. The utility model has can clean many mussel cages etc. features.

The utility model relates to a filter device for medical intermediate production, which comprises a first vertical plate and a second vertical plate, a barrel is rotatably mounted between the first vertical plate and the second vertical plate through a rotating shaft, and a filter screen is mounted in the barrel; a servo motor is mounted on the outer surface of the first vertical plate; the end part of an output shaft of the servo motor is connected with one rotating shaft; a barrel cover is mounted on the outer surface of the second vertical plate through a lifting mechanism, a hollow pipe is rotatably mounted in the barrel cover in a penetrating manner, a plurality of flushing pipes are connected to the outer surface of the hollow pipe, and a plurality of flushing nozzles are mounted on the outer surfaces of the flushing pipes; the top of the barrel cover is provided with a feeding hopper and a rotating mechanism. The barrel body is driven by the servo motor to rotate by 180 degrees, so that filtered matters are positioned below the filter screen, then the filter screen is backwashed by the washing spray head, and the washed filtered matters are directly discharged from the lower part, so that the aim of quickly cleaning the filter screen can be fulfilled under the condition that the filter screen is not disassembled.

This utility model discloses a modular flowerpot tray device, relating to the field of flowerpot trays, comprising a water collection box, a support frame, a protrusion, a water guide groove, a drain pipe, and a pipe groove; one or more support frames are provided at the upper opening of the water collection box; the support frame consists of a support plate, legs, and permeable holes; multiple legs are connected to the bottom edge of the support plate, and permeable holes are provided on the surface of the support plate; the support frame is placed directly inside the water collection box; a water guide groove is provided on the bottom inner wall of the water collection box, and two drain holes communicating with the water guide groove are provided on the side wall of the water collection box, one drain hole being connected to the drain pipe, and the other drain hole being connected to the pipe groove, the diameter of the drain pipe being adapted to the pipe groove; this modular flowerpot tray device integrates support, drainage, water collection, and flow guidance functions, with a reasonable structural design and strong practicality.

This invention relates to an air purifier, specifically an air purifier with a self-cleaning function. It includes a purifier housing, inside which a driving component is disposed. A plurality of fan-shaped filter elements are arranged in a circular array on the driving component, and an air guide component is disposed inside the driving component. This invention forms an upward-flowing channel, a downward-flowing channel, and a closed channel through the air guide component. Outside air is filtered normally through the upward-flowing channel, while the downward-flowing channel delivers air downwards to reverse-flow through the filtered fan-shaped filter elements, blowing away dust adhering to the surface of the filter elements. The closed channel sterilizes the fan-shaped filter elements, reducing bacterial growth. During use, the rotation of the driving component moves the fan-shaped filter elements, enabling automatic replacement and cleaning of the filter elements.

The application relates to the field of shoes, and provides an antibacterial indoor shoe, which comprises a shoe sole, a pad layer, a plurality of water passing cavities are arranged in the shoe sole, and a plurality of water passing holes are arranged in the pad layer. The application has the effect of accelerating the drying speed of the indoor shoe.

The application relates to the technical field of household appliances, and discloses a cleaning brush and a control method thereof. The cleaning brush comprises a main machine, a handle and a machine head. The machine head is connected with the main machine and comprises a water tank and brush hairs. Cleaning medium is arranged in the water tank, and the brush hairs are arranged at the bottom of the water tank. An atomizing water spraying device is arranged at the bottom of the water tank and communicates with the inside of the water tank. The other end of the atomizing water spraying device is provided with a nozzle. The atomizing water spraying device is used for atomizing the cleaning medium and spraying the atomized cleaning medium to a surface to be cleaned and the brush hairs. Compared with the related art, the water tank and the atomizing water spraying device are integrated in the brush head, so that an additional handheld water pipe, a shower for humidification or frequent wetting of the brush hairs is not needed, the cleaning operation process is simplified, and the use convenience is remarkably improved.

This utility model discloses an enzyme processing sieving device, including an inclined frame and a support. Cleaning components are respectively provided on both sides of the inclined frame, and a first vibration mechanism is provided on the lower side of the inclined frame. The inclined frame has uniformly distributed No. 1 sieve holes, and a sludge collection box is provided at the bottom of the inclined frame. Support ears are fixedly connected to the four sides of the sludge collection box, and each of the four support ears is fixedly connected to the bottom of the inclined frame by bolts. A second vibration mechanism is provided on the support. The advantages of this utility model compared to existing technologies are: it provides an enzyme processing sieving device that facilitates the cleaning of mixed impurities and achieves uniform particle size.

The invention relates to the technical field of modified fibers, in particular to a preparation method of low-moisture-regaining cotton fibers, which comprises the following steps: dispersing cotton fibers, putting the cotton fibers into constant-temperature alkali liquor for activation, and washing the cotton fibers until the cotton fibers are neutral after activation; a nanoscale hydrophobic material is added into the cotton fibers, and the cotton fibers and the nanoscale hydrophobic material are subjected to a full grafting reaction; dehydrating and drying to obtain low-moisture-regaining cotton fibers; the washable anti-hardening flocculus can be obtained by mixing the low-moisture-regaining cotton fibers with common cotton fibers according to different proportions. Hydrophobic groups are introduced into the fibers and are subjected to a full grafting reaction with hydroxyl groups in cotton fibers, so that the hydroxyl groups can be closed and inactivated and cannot form hydrogen bonds with water molecules to lock water, reduce moisture regaining and improve quick-drying performance; the nanoscale hydrophobic material can change the surface chemical composition of the fiber, reduce the surface energy of the fiber, reduce the shrinkage capacity of cotton washing and increase the dimensional stability, and has an anti-hardening function.

The invention discloses a herbal compound anti-wrinkle spot-fading moisturizing mask and a preparation method thereof, and relates to the technical field of cosmetic processing. The herbal compound anti-wrinkle spot-fading moisturizing mask is composed of essence and two-phase permeation antibacterial film cloth, the essence is prepared from a proteoglycan protein peptide nanocomposite, synergistic liposome, a lucid ganoderma extract, a rhodiola rosea extract, a ginseng extract, a semen cuscutae extract, glycerin, hydroxyethyl cellulose, p-hydroxyacetophenone and deionized water. The essence is loaded in the biphasic permeation antibacterial film cloth, fat-soluble and water-soluble active substances in the essence can permeate and immerse into skin through gradient permeation and multistage pore channels, the permeability of the active substances is improved, and under further delivery of nano-particles and lipidosome, the synergistic skin care effect of multiple components is remarkably improved; the anti-wrinkle, freckle-fading and moisturizing effects are effectively improved, and meanwhile, the anti-wrinkle, freckle-fading and moisturizing composition has excellent antibacterial property and can reduce skin sensitivity and inflammatory response.

The utility model relates to the technical field of oral cavity cleaning tools, in particular to a toothbrush which comprises a toothbrush head and a toothbrush handle, the toothbrush head comprises a base plate, a plurality of bristle planting holes are formed in one side of the base plate, bristle bundles are arranged in the bristle planting holes, the sectional area of each bristle planting hole is 3.0 mm2-7.5 mm2, the minimum distance between every two adjacent bristle planting holes is larger than 0.6 mm, and the toothbrush handle is arranged on the base plate. The minimum distance between the bristle planting holes and the edge of the base plate is larger than 1 m. According to the toothbrush, by adjusting the sectional area range of the bristle planting holes, the distance between the adjacent bristle planting holes and the distance between the bristle planting holes and the edge of the base plate, the wall of each bristle planting hole has enough thickness and strength, pressure from bristle bundles can be borne, and the situation that the bristle planting holes crack is avoided.

The utility model relates to synthetic leather technical field especially relates to a kind of skin-friendly breathable synthetic leather.It solves the technical problem that traditional synthetic leather skin-friendly and poor breathability, the utility model utilizes the preliminary breathability structure of rectangular array arc-shaped protrusion, point broken line connection and micro-vent hole formed by surface layer setting, utilizes the point broken line only connected adjacent arc-shaped protrusion edge area of setting, reduce the obstruction to breathable channel, while hollow cavity and micro-vent hole orthographic projection one-to-one correspondence, ensure that air accurately and smoothly circulate, and in independent honeycomb hollow cavity structure increases air circulation space, through the structure for the setting of multilevel breathable channel, the effective breathability of synthetic leather can be realized.

The utility model provides a kind of anti-freezing type dairy cow drinking trough, belong to dairy cattle breeding technical field, including base, the top of base is equipped with mounting groove, further include: annular water tank, annular water tank is installed in the top of base;Rotary unit, rotary unit is installed in mounting groove;Partition, partition is symmetrically installed in the working end of rotary unit, the bottom outer wall of partition is attached with the groove wall of annular water tank, the inner cavity of partition is divided into drinking water area and cleaning area;Discharge pipe, drainage groove is equipped in the inner side wall of the cleaning section of annular water tank, discharge pipe is installed in drainage groove groove wall;Protective half shell, protective half shell is installed in the top of annular water tank, protective half shell is set around the cleaning area of annular water tank.The utility model is through electric heating, heat preservation, automatic cleaning and automation control etc. design, guarantee winter drinking water not to freeze, water quality is clean, improve breeding efficiency and dairy cow health, structure is reasonable durable.

The utility model relates to the technical field of toothbrushes, and discloses a toothbrush with an angle-adjustable brush head, which comprises a brush handle, one side of the brush handle is provided with a connector, the bottom of the inner wall of the connector is provided with a round hole, the round hole extends to the bottom of the connector, the top of the connector is provided with a polygonal hole, and the polygonal hole is positioned right above the round hole. A brush head is arranged at the top of the connector, a rotary table is fixedly connected to the middle of the outer wall of one side of the brush head, a round head is fixedly connected to the outer wall of the side, away from the brush head, of the rotary table, and multiple sets of rectangular bristles distributed at equal intervals are arranged on the outer wall of the side, away from the rotary table, of the brush head. Micro-angle flexible adjustment of the brush head is achieved, the toothbrush can deeply clean complex areas of the oral cavity and effectively remove dental plaque, the ball seat at the bottom of the brush handle is matched with the suction cup, the toothbrush can be conveniently and stably placed, space is saved, bacterium breeding is reduced, and the device is novel in structure, practical in function, capable of remarkably improving the oral cavity cleaning effect and use experience and more practical.

The utility model discloses an environment-friendly three-dimensional antibacterial non-woven fabric which comprises a first non-woven fabric layer, a second non-woven fabric layer and a third non-woven fabric layer, the first non-woven fabric layer, the second non-woven fabric layer and the third non-woven fabric layer are sequentially stacked and distributed from top to bottom, a first antibacterial coating is arranged on the top face of the first non-woven fabric layer, and a second antibacterial coating is arranged on the top face of the second non-woven fabric layer. A second antibacterial coating is arranged on the bottom surface of the third non-woven fabric layer, through holes are formed in the middle of the second non-woven fabric layer at intervals, and third antibacterial coatings are arranged on the inner walls of the through holes. According to the environment-friendly three-dimensional antibacterial non-woven fabric, due to the multi-layer composite design, the antibacterial effect and smoothness of the surface are improved through the first antibacterial coating and the second antibacterial coating, the internal antibacterial effect is improved through the third antibacterial coating, the air permeability and light weight are improved through the design of the through holes, and breeding of bacteria is reduced.

This utility model relates to the field of textile fabrics, and more particularly to a green and environmentally friendly fabric, comprising a reinforcing surface layer and an environmentally friendly base layer. A heat-melting yarn is disposed between the reinforcing surface layer and the environmentally friendly base layer. The environmentally friendly base layer is made of regenerated cellulose fibers. The top and bottom ends of the heat-melting yarn are fixedly connected to the reinforcing surface layer and the environmentally friendly base layer, respectively. The heat-melting yarn is woven from heat-melting fibers. The reinforcing surface layer is woven from fiber bundles, which include tensile fibers, flame-retardant fibers, absorbent fibers, polyester fibers, and corrosion-resistant fibers. The tensile fibers, flame-retardant fibers, absorbent fibers, polyester fibers, and corrosion-resistant fibers are bundled together to form a tight structure. This invention solves the technical problems of insufficient environmental performance and functionality in traditional fabrics.

The utility model discloses an object taking device for endoscopic surgery, and belongs to the technical field of medical instruments. The device comprises an outer sheath rod, the inner side of the outer sheath rod is movably connected with an inner sheath rod, a memory steel wire is installed at the end, located on the inner side of the outer sheath rod, of the inner sheath rod, a collection bag is arranged on the memory steel wire, and a liquid suction assembly is arranged on the outer sheath rod; the liquid suction assembly comprises an installation sleeve installed on the outer side of the outer sheath rod. A liquid suction assembly is arranged at the front end of an outer sheath rod, when the outer sheath rod goes deep into a body, a mounting sleeve of the outer sheath rod is also located in the body, a liquid suction device of the outer sheath rod is connected with a connecting base at one end of a liquid drainage pipe, suction force is generated by a liquid suction hole of the outer sheath rod through starting of the liquid suction device, and waste liquid in the body is sucked into a liquid suction cavity; and then the liquid enters the liquid absorption device through the liquid discharge pipe, so that a doctor or a nurse does not need to pause an operation to carry out manual liquid absorption operation, the operation process is simplified, the operation efficiency is greatly improved, and the operation time is shortened.

The utility model discloses a detection platform for food safety detection belongs to food safety detection technical field, aims at solving the food detection of each batch in prior art can be left with bacteria, reagent on the detection platform, and the treatment of this part will reach the cleaning purpose through manual flushing or alcohol wiping etc.