Workplace benzene occupational exposure and carcinogenic risk analysis method
A technology for workplace and risk analysis, applied in the field of occupational exposure and carcinogenic risk analysis, which can solve problems such as lack of health risks
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[0052] For the technical content and method implementation steps of occupational exposure to benzene and carcinogenic risk analysis in the workplace, see image 3 .
[0053] Case Study of Occupational Exposure to Benzene
[0054] 1. Risk identification
[0055] (1) Occupational hazard factors and exposure routes
[0056] A large-scale petrochemical company newly built a 500,000-ton / year styrene production plant, using the traditional process of catalytic dehydrogenation of ethylbenzene to produce styrene. The main raw materials for production are ethylene and benzene, and there are a large amount of benzene and ethylene in each process unit. , ethylbenzene and other toxic and harmful substances.
[0057] Styrene production is carried out in an open-air closed environment, with mature and advanced production technology and a high degree of automation, which has caused a lot of misunderstanding in people's understanding. The dose is very small, the degree of exposure will be...
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