215 results about "Green materials" patented technology

A method of fabricating a ceramic tube with electrodes thereon suitable for use as a tubular reaction chamber for a fuel cell. In one embodiment, the method includes wrapping a first electrode material around a mandrel, then wrapping a green ceramic material over the first electrode material, and then wrapping a second electrode material over the green ceramic material. The wrapped layers are laminated together, and then removed from the mandrel and sintered, in either sequence, to produce the laminated ceramic tube having an inner first electrode and an outer second electrode. Alternatively, a first electrode tube is provided in place of the mandrel and around which the green ceramic material is wrapped. The outer second electrode may be produced by wrapping a second electrode material around the green ceramic material, before or after laminating, or by printing the electrode material onto the sintered ceramic tube. The present invention further provides a method of making a ceramic tube in which a sacrificial organic material is first wrapped around the mandrel to a desired thickness prior to wrapping the green ceramic material to increase the green material thickness. During sintering, the organic material is burned away leaving only a laminated ceramic tube, optionally with electrodes thereon.

The invention discloses a pyrolytic hard carbon material. In one embodiment, the material is prepared by the following steps: drying waste biomass; heating to 300-600 DEG C in an inert atmosphere, and carrying out pre-carbonization for 1-5 hours; heating to 1000-1600 DEG C in an inert atmosphere, carbonizing, and pyrolyzing for 1-10 hours; and cooling to obtain the pyrolytic carbon material. The obtained pyrolytic hard carbon material is irregular blocky particles of which the particle size is 1-20 mu m and the average particle size is 5-10 mu m; and the d002 value is 0.38-0.41nm, the Lc value is 1.3-1.5nm, and the La value is 3.7-4.7nm. The pyrolytic hard carbon material has the advantages of simple preparation process, abundant raw material resources and low cost, and is pollution-free green material. The sodium ion secondary battery prepared by using the pyrolytic hard carbon material as the negative electrode active material has the advantages of higher working voltage, higher energy density, high circulation stability and favorable safety performance, and is applicable to large-scale energy storage facilities for solar power generation, wind power generation, intelligent electric network peak shaving, distribution power stations, backup power sources or communication base stations.

The invention provides a novel antibacterial yarn. The antibacterial yarn is prepared from nano bamboo carbon fibers, nano silver fibers and natural fabric fibers by a special spinning process, and the yarns can be processed by a weaving process and a dyeing process to obtain an antibacterial cloth. The antibacterial yarn comprises the following components in percentage by weight: 10-30% of the nano bamboo carbon fibers, 10-30% of the nano silver fibers and 40-80% of the natural fabric fibers. The novel antibacterial yarn disclosed by the invention is obtained through reasonable material selection and proportion, and the fabrics prepared by the yarns have the advantages of good absorption ability, remarkable antibacterial and healthcare function and durable antibacterial effect which is 1.5 to 2 times of that of the common antibacterial fabrics. In addition, the fabrics manufactured by the natural and green materials have the advantages of good air permeability, soft and smooth texture, high comfort, and wide market application.

This invention relates to the manufacture of a substrate, such as a package substrate or an interposer substrate, of an integrated circuit package. A base structure is formed from a green material having a plurality of via openings therein. The green material is then sintered so that the green material becomes a sintered ceramic material and the base structure becomes a sintered ceramic base structure having the via openings. A conductive via is formed in each via opening of the sintered ceramic base structure. A capacitor structure is formed on the sintered ceramic base structure. The power and ground planes of the capacitor structure are connected to the vias. As such, a capacitor structure can be formed and connected to the vias without the need to drill vias openings in brittle substrates such as silicon substrates. The sintered ceramic material also has a low coefficient of thermal expansion and can resist high temperature processing conditions when manufacturing the capacitor structure, and is inexpensive to manufacture.

The invention relates to a nano-crystal cellulose fluorescent probe for detecting metal ions and a preparation method thereof, and belongs to the technical field of nanometer materials and fluorescence sensing crossing. The method comprises the steps that firstly, an active functional group is introduced into the surface of nano-crystal cellulose, the nano-crystal cellulose fluorescent probe is constructed through covalent bonding fluorescent dye, by means of the synergic complexing action of the surface active functional group, the fluorescence emission mechanism of the fluorescent dye is changed, and selectivity and sensitivity detection for metal ions are achieved. The nano-crystal cellulose fluorescent probe is an environment-friendly green material and is good in hydrophilia, safe, free of toxin, capable of being completely degraded and capable of being applied to the fields of metal ion sensing detection, fluorescence tracking, bioimaging and the like.

The invention provides a castor oil toughened polyurethane of polylactide type and preparation thereof. Firstly, polycondensation is directly carried out by L lactci acid and 4-butanediol to prepare prepolymer of hydroxyl-terminated lactic acid, hexamethylene diisocyanate is used as chain extender, then chain extension in solution and polymerization are carried out by castor oil to obtain polyurethane of polylactide type. The invention uses green material prepared form absolute natural raw material, keeps biodegradability of polyurethane, modifies weak mechanical property of polyurethane by copolymerizaiton of castor oil and polyurethane. The obtained polyurethane of polylactide type not only keeps degradability of polyurethane, but also increases toughness and elongation at break of castor oil.

The invention relates to luminescent novel material synthesis technologies and particularly relates to blue-green materials with novel tri / tetra-coordination dual-core copper [I] coordination compounds and a preparation method thereof. According to the preparation method, the novel dual-core copper [I] coordination compound blue-green materials, namely [Cu2[bmptzH][[mu]-dppm]2][ClO4]2 and [Cu2[fptz][[mu]-dppm]2][ClO4], which simultaneously have two coordination bonding manners, namely tri-coordination and tetra-coordination, and have special structures, are synthesized from functionalized pyridine triazole bidentate chelating ligands (5-tert-butyl-3-[6-methyl-pyridine-2-yl]-1,2,4-triazole and 5-trifluoromethyl-3-[pyridine-2-yl]-1,2,4-triazole) and an organic diphosphine auxiliary ligand (bis[diphenylphosphino]methane). The blue-green materials show very good photoluminescence properties in a solid state, and the photoinduced quantum efficiency is 66% and 77% respectively.

The invention relates to polysaccharide hydrogel with double responses of PH and oxidation reduction as well as a preparation method and application of the polysaccharide hydrogel. The polysaccharide hydrogel is prepared from the following raw material components: a cystamine dihydrochloride solution and a cellulose acetoacetate solution. The preparation method comprises the following steps: under the condition of room temperature, adding the cystamine dihydrochloride solution into the cellulose acetoacetate solution, oscillating, uniformly mixing and standing to obtain a finished product. The preparation method disclosed by the invention has the advantages of simple process, safe operation, mild reaction conditions and suitability for most polysaccharide derivatives; meanwhile, cellulose is used as a natural green material, and has the characteristics of abundant resources, good biocompatibility and biodegradability. With unique responsiveness and biocompatibility, the hydrogel has good application potential and a broad market prospect in the field of drug carrier release.

The invention relates to the technical field of removal of formaldehyde in urea-formaldehyde resin adhesives for artificial boards, particularly preparation and application of hyperbranched polyamide. The hyperbranched polyamide is synthesized by the following steps: carrying out reaction on butanedioic anhydride and diethylenetriamine used as raw materials to generate two AB2 monomers, and carrying out reaction on the two AB2 monomers under certain reaction conditions to obtain the hyperbranched polyamide. The hyperbranched polymer has multiple branches and multiple terminal amino groups, and thus, has multiple reaction active sites and can sufficiently react with formaldehyde. The hyperbranched polymer has low viscosity, has the three-dimensional structure, does not have intermolecular entanglement, and thus, can implement high utilization value after being added into the urea-formaldehyde resin adhesive. The hyperbranched polyamide is an environment-friendly formaldehyde catcher, thereby reducing the hazards to the human health and satisfying the requirements for national green material production.

The invention discloses a polyether type polyurethane prepolymer containing long lateral-chain organosilicon, and a preparation method and application thereof. The method comprises the following steps: as for the prepolymer, taking 100 weight parts of polyether triatomic alcohol and 10-50 weight parts of diisocyanate to react to obtain an isocyanate radical end capped polyurethane prepolymer; adding 15-1500 weight parts of long-chain single-end hydroxyl polysilicone and 0-0.5 weight parts of organometallic catalyst into the prepolymer for grafting modification reaction, thereby obtaining the polyether type polyurethane prepolymer provided by the invention. Moreover, the polyether type polyurethane prepolymer can be mixed with other polyurethane prepolymers, a polyurethane elastic body can be obtained through adding chain extendor and has greatly improved surface performance and heat resistance. The advantages that the raw materials are low in cost and easy to obtain, the synthesis procedures are simple, the reaction rate is moderate, the operation conditions are easy to control, and industrialized production is appropriate are achieved. Moreover, environment pollution is avoided, and the development direction of 'green material' is met.

The invention discloses an organic / inorganic composite material for rapidly repairing pit slots of a bituminous pavement, which is prepared from the following main raw materials of polymethylene polyphenyl polyisocyanates, a polyurethane prepolymer, polyether polyol, petroleum asphalt, a catalyst, sodium silicate powder, carborundum and the like. The composition material comprises components A, B and C, wherein the components A and the component B are blended with the component C after being mixed, and can be quickly solidified after being cast into the pit slots at room temperature, so that the composite material has strong caking property and similar rigidity with an original bituminous pavement, and the travelling stationarity and comfortableness are achieved after restoration. The composite material is simple and convenient to construct, rapid, efficient and environmentally friendly, the setting time is smaller than or equal to 30 minutes, and the bituminous pavement can be opened after 90 minutes, so that the rapid repairing purpose is achieved, and the effect on traffic jam caused by pavement rehabilitation is greatly relieved. The composite material has excellent water tolerance, weather fastness, abrasive resistance and compressive shear resistance, is a novel green material for rapidly repairing pit slots of a pavement, and has positive promotion action and a good application effect on development of a preventive maintenance technology of highways.

The invention relates to methods for preparation of a nano cellulose composite aerogel adsorbent and adsorption of heavy metal ions, and belongs to the technical fields of macromolecules, biomass materials and chemical crossing. In an aqueous solution, nano cellulose is mixed with a macromolecular polymer with strong humidification properties, and a structure of a hydrogel is regulated by means ofcircular freezing, thawing and freezing; the aerogel with shape recovery properties can be obtained by freeze drying, and is used as an adsorbent to remove heavy metal ions efficiently. The rapid andefficient deadsorption and regeneration of the aerogel adsorbent can be achieved by means of circular extrusion, absorption and displacement and extrusion, and the aerogel can be repeatedly applied to adsorption and removal of the heavy metal ions. The used raw materials belong to environmental friendly green material, and are safe, non-toxic and degradable. The method for preparation of the adsorbent is simple, the process is easy to control, and the adsorbent has shape recovery property in an aqueous solution, can be quickly and efficiently desorbed and regenerated, can be reused for many times, and has wide application prospects in the field of wastewater treatment.

The present invention discloses a production technology and a formula of a fermented fungus chaff feed for geese. The production technology includes: crushing fungus chaff, adding 0.1% of probiotic, fermenting for 7-14 days in an anaerobic environment, and drying for storage or directly feeding geese. The probiotic is 2-5 of lactobacillus, bacillus, saccharomycetes, and acetobacter aceti. The feed includes by mass: 34%-52% of corn flour, 6%-12% of soybean cake, 8%-15% of wheat bran, 15%-48% of fermented fungus chaff, 6%-8% of a vinasse powder, 0.2%-0.3% of salt, 2%-3% of a mineral additive, 2%-3% of vegetable oil, and the balance 20%-30% of a fresh green material for feeding. The present invention utilizes beneficial microorganism for degradation and decomposition of fungus chaff cellulose and improvement of the nutritional value. The proliferation of beneficial bacteria can reduce the number of intestinal escherichia coli and salmonella, improve micro-ecological environment and increase disease resistance for geese. The feed is simple to operate, high in economic efficiency and broad in development prospect.

This invention relates to a kind of soybean protein / aluminium hydroxide nano-composites, its preparation method and application. This kind of materials basically comprises 1~30wt% aluminium hydroxide and 70~99wt% soybean protein and a certain amount of glycerol is also permitted. The preparation method is that, soybean protein (SPI) is dispersed in aqueous aluminium chloride solution by fierce stirring and ammonia is slowly dropped in. the gel-like complex is centrifugated and dried so as to obtain SPI / aluminium hydroxide nano-composites. This kind of materials is mixed with glycerol and thermo compressed to obtain SPI / aluminium hydroxide plastic plates. It has the advantages of simple production, environmental friendliness and good mechanical properties. Therefore, it can be potentially used as a kind of biodegradable green materials.

The invention relates to a preparation method of a dry powder ceramic tile and a green tile thereof, and a finished product. The preparation method of the green tile comprises the following steps: A. bottom material distribution; B. facing material distribution in press mold cavity: distributing one or a plurality of dry powders on a green material layer by using a screen provided with a hollow decorating pattern; and C. punch forming. In the method, the step A and step B are in no particular order, the step A-C sequence is a reverse punching mode; and when the step A and step B are in the reverse order, the sequence is a forward punching mode. The invention provides the preparation method of the dry powder ceramic tile and green tile thereof; and the method solves the problem that the decorative pattern is not fine enough and is not controllable or variable in the existing powder full-body tile or unglazed ceramic tile. In addition, according to the semifinished product green tile and the finished product ceramic tile, the decorative effects on the tile surfaces are wear-resistant; and the surface of the ceramic tile can be subjected to slot broaching, trimming or chamfering, and the exposed part of the cut surface has the same pattern, texture and tactile sensation as the surface of the ceramic tile, thereby enhancing the grade of the decorating effect of the ceramic tile and widening the application range of the ceramic tile.

The invention discloses a binuclear Cu(I) complex luminescent material capable of emitting green light and a preparation method of the binuclear Cu(I) complex luminescent material. The green luminescent complex is obtained by complexing cuprous bromide and a ligand, and the molecular structure is [Cu(POP)Br]2, wherein the POP in the formula is an electric neutrality ligand bis(2-diphenyl phosphorus phenyl)ether, and the binuclear structure molecule is formed by coupling a bridging ligand bromide ion with two metal ions. The complex has the advantages that the micromolecule is easy to purify and the luminous efficiency is high, and the heat stability is high. The material is obtained by directly mixing and reacting the cuprous bromide with a dichloromethane solution of the ligand, the process is simple and convenient, the equipment is simple, the raw material is easy to obtain and the cost is low. The material can be used as a photoluminescence green material, and can be further used as a luminescent layer green material in an electroluminescent device composed of multilayer organic materials.

The present invention is environment protection flower pot, tableware and ornament made of plant fiber and their production process. The present invention features the material including corn cob, corn stalk, wheat stalk, reed, saw dust, bamboo dust, bagasse, sunflower stalk, rice husk, edible gum, urea formaldehyde powder, inferior flour or titanium white powder, and edible color or organic pigment. The present invention has the advantages of green materials, no need of plasticizing or surface painting, simple production process, low cost, etc.

The invention relates to a cockroach and eupolyphaga large-scale mixed breeding technique and belongs to a method for breeding specific animals. A cockroach and eupolyphaga mixed breeding method is characterized in that: 1, breeding environment, a pool which is a precursor of a three-dimensional greenhouse feeding pond is adopted; 2, food stuffs feeding, wherein adults and larvae of the eupolyphaga and the cockroach have the same food stuffs such as wheat bran, rice chaff, green vegetables, carrots, rice paste, pumpkins, pericarp, leaves and the like; and the food stuffs based on the green materials are fed for one time every 2 to 3 days and more dried materials such as the wheat bran are fed; 3, management of larval and middle-aged cockroaches, wherein larvae are not required to be separated from eggmass at the early stage after reproduction of the cockroach; and management of larval and middle-aged eupolyphaga is that the larvae are separated from eggmass after being incubated; and 4, prevention and control of diseases and insect damage, wherein the natural enemies of the cockroach and the eupolyphaga during artificial culture are ants, mice, spiders, chickens, ducks, birds and the like; and the diseases and insect damage are prevented in advance and treated actively. The cockroach and eupolyphaga large-scale mixed breeding technique has the advantages of accordance with the original wild life habit of the cockroach and greatly increasing growth speed and reproductive speed of the cockroach, along with high medicament properties, strong effect, excellent quality and high market price.

The invention discloses an SNP molecular marker for identifying and controlling purple character formation of Chinese cabbages and application thereof. Application of A0331593020T / A loci comprises any one of the following applications A-F: A, application of identification or supplementary identification of colors of Chinese cabbages; B, application of breeding purple Chinese cabbage varieties; C, application of breeding Chinese cabbages; D, application of predicting colors of Chinese cabbages; E, application of preparing products used for identification or supplementary identification of colors of Chinese cabbages; and F, application of preparing products for predicting the colors of Chinese cabbages. The experiment proves that the selection accuracy rate in purple or green materials is 100 percent by utilizing the A0331593020T / A loci and corresponding primers thereof. The loci and corresponding primers thereof contribute to screening germplasm resources of the purple Chinese cabbages and providing material stock and technical support for genetic improvement of purple characters of the Chinese cabbages.

The invention provides an embedded touch display which comprises a thin film transistor array substrate, a color filtering array pattern substrate and a liquid-crystal layer, wherein the liquid-crystal layer is arranged between the thin film transistor array substrate and the color filtering array pattern substrate; and the color filtering array pattern substrate comprises a color filtering pattern layer and the filtering patterns are composed of a plurality of red materials, green materials or blue materials. For the embedded touch display, two adjacent filtering patterns on the color filtering array pattern substrate have different colors and at least one adjacent edges of the two adjacent filtering patterns are overlapped, the overlapped part comprises a material having a third color different from the colors of two adjacent materials so as to form a three-color laminated layer; and the three-color laminated layer can be used for improving the problems of light leak or colour mixture. The invention also provides a manufacturing method of the display.

The invention provides an NASICON (Na Super Ion Conductors) structure-based sodium ion solid electrolyte composite material and a preparation method and application thereof. The general formula of the sodium ion solid electrolyte composite material is (x)Na<3>La(PO<4>)<2> / Na<3-2x>Zr<2-x>Si<2>P<1-2x>O<12-8x>, wherein x is more than 0 but less than or equal to 0.5. The composite material is synthesized respectively by employing a traditional solid phase reaction method and a sol-gel method. The preparation method is simple and practical, is low in cost and can be suitably used for fabrication on a large scale. The sodium ion solid electrolyte composite material is excellent in thermal stability, is a non-pollution inorganic green material and can be used as a key part-solid electrolyte in a sodium all-solid-state battery. A secondary battery employing the sodium ion solid electrolyte material is excellent in cycle performance and good in safety performance, has a great practical value and can be used for solar power generation, wind power generation, intelligent peak regulation in a power grid, power station distribution, an emergency power supply or large-scale intelligent equipment of a communication base station.

The invention discloses an environment-friendly type slurry compound curing agent. The environment-friendly type slurry compound curing agent is prepared from the following dry powder raw materials: mineral slag or a mineral slag composition, carbide slag, Na2SO4, magnesium oxide, magnesium chloride, silicon powder and sodium polyacrylate, wherein the mineral slag composition is a mixture of the mineral slag and fly ash, or a mixture of the mineral slag and steel slag, or a mixture of the mineral slag, the fly ash and the steel slag. According to the curing agent prepared by the invention, thetechnical problem that slurry is difficult to cure stably under the condition that the moisture content is high is solved; after the curing agent which accounts for 35 percent of the dry weight of the slurry is added, the 7-day strength of the slurry with the moisture content of 70 percent can reach 40 Mpa or more; a manner of replacing traditional cement-based curing with industrial wastes including the fly ash, the silicon powder, the carbide slag, the mineral slag and the steel slag is sufficiently utilized, so that the energy consumption and the emission of CO2 are effectively reduced; meanwhile, novel green materials including the magnesium chloride, the magnesium oxide and the like are added, so that the early-period and later-period strength and stability of drilling slurry are easy to improve; the curing agent is convenient to transport or meets the requirements of engineering filling under the condition of meeting economical and environment-friendly requirements.

Blended compositions and methods for the production of thermoset compositions of soy meal, which has been treated to remove non-thermoplastic materials associated with soy beans, and natural rubber. Also provided is a method for the preparation of a prepared granular soy meal by blowing a gas through a stream of granular natural soy meal to remove hulls and cellulose fiber materials which are lighter than the granular soy meal to provide the prepared granular soy meal for the compositions. The compositions are elastic and can be used in place of rubber bands and the like.

The invention discloses an energy-saving chemical gypsum drying and calcining system which comprises a hot-blast furnace and a cylindrical drying and calcining kiln communicated with the hot-blast furnace, wherein the cylindrical drying and calcining kiln is supported on a rolling support device through a wheel belt and driven by a kiln revolution variable-frequency motor; a green material conveyer arranged at the front end of the cylindrical drying and calcining kiln and a raw material treatment machine connected to the upper end of the green material conveyer are sequentially arranged on a delivery conveyer, a dust remover and a draught fan at the back end of the cylindrical drying and calcining kiln; and a hot flow controller is arranged between the hot-blast furnace and cylindrical drying and calcining kiln communicated with the hot-blast furnace and between the cylindrical drying and calcining kiln and dust remover. Hot air flow can be guided to flow in a spiral mode, so that the hot air flow can generate a tornado-flow heat transfer effect in the kiln and have a quick-sweeping heat exchange effect, thereby postponing the hot flow discharge time, lowering the discharge temperature of the air flow, saving the energy and greatly enhancing the heat exchange efficiency.

Invention this involve one modify soybean protein plastics and prepare the method, it makes up basically: 10-40% of the anion summing skill polyurethane, 60-90% is: Swimming skill soybean separate the protein, the above-mentioned percentage are the quality percentage. It prepares the method: Swimming skill polyurethane, swimming skill soybean separate protein machinery is mixed in certain proportion, dry to make solid mix sample, put on getting sour aqueous solution soak second, room attentive to put one week under the enviroment of saturation salt steam after being dry, the hot pressing gets a slice of material of plastics. Material this simple, pollution-free production technology have, but also have good mechanics performance, a low one absorb water rate and a high one getting waterproof, mechanics intensity increase 3 compared with glycerine plastification soybean protein plastics, the absorbing water rate is reduced to 1 / 6. So this composite is a kind of new-type green material of biodegradation with development potentiality.

The long-acting composite plant fertilizer consists of green material including foxtail-like sophora herb, alfalfa, plant ash, plant oil residue and adhesive and based on the production of farmyard manure. Its production includes the processes of drying, crushing, sieving, mixing, extrusion, pelletizing, and stoving. Field experiment shows that it has obvious yield increasing effect on rice, wheat, corn, melons and fruits and can reduce plant diseases and insect pests effectively.

The invention relates to a novel antibacterial yarn manufacture process. The process comprises the following steps: (1) selecting materials; (b) clearing cotton; (c) carding; (d) carding; (e) drawing; (f) roving; (g) spinning; and (h) winding. The novel antibacterial yarn manufacture process is reasonable in material selection and elaborate in step arrangement, and fabrics manufactured by the yarns have the advantages of good absorption ability, remarkable antibacterial and healthcare function and durable antibacterial effect which is 1.5 to 2 times of that of the common antibacterial fabrics. In addition, the fabrics manufactured by the natural and green materials have the advantages of good air permeability, soft and smooth texture, high comfort and wide market application.

The invention discloses a lower temperature-resistant and distortion-resistant power cable with a copper conductor TPE insulated sheath for wind power generation, which comprises at least one conductor, wherein each conductor is externally provided with a TPE insulated layer; the outermost layer of the cable is a TPE sheath; when the number of the conductors is one, a layer of conductor lapping is arranged between the outside of the conductor and the TPE insulated layer; and when the number of the conductors is at least two, the outside of the TPE insulated layer covering the conductors is provided with a PP rope filling; and the TPE sheath is internally provided with a layer of cabling lapping to cover the PP rope filling. Detected by national authorized detection departments, the cable fully meets technical requirements of wind power cables, improves the characteristics of lower temperature resistance and distortion resistance of the wind power cables, replaces the conventional rubber insulated rubber sheath, realizes localization, and breaks through a situation of dependence on import. The TPE is a recyclable 'green material', is easy to degrade and has environmental protection and obvious economic benefit.

The invention discloses a Chinese medicinal composition for clearing heat and losing weight, and the Chinese medicinal composition comprises the following components in parts by weight: 8-19 parts of ganoderma lucidum, 7-20 parts of cassia seeds, 15-30 parts of watermelon peel, 10-30 parts of waxgourd peel, 9-20 parts of hawthorn, 5-18 parts of lotus leaf, 6-17 parts of corn stigma, 10-25 parts of licorice, 8-24 parts of siraitia grosvenorii, 7-22 parts of honeysuckle flower and 6-23 parts of chrysanthemum morifolium. The Chinese medicinal composition adopting naturally green materials can be used for effectively clearing heat in a human body, reducing lipid deposition in the body and discharging toxin in the human body.