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化工安全(Chemical safety)
化工安全(Chemical safety)
One. Noun explanation
Safety: refers to the state that can control casualties or property loss under acceptable levels during production.
Safety: refers to the degree of security and the objective measure of the safety of the system.
Accident: an accident that causes death, injury, occupational disease, loss of property or other losses.
Risk: also known as risk, is an objective measure of how dangerous the system is.
Safety science: it is human, machine and the interaction between the environment, to ensure the safety of human production and life science, or research, law of development and prevention of accident theory system.
Major hazards: refers to the production, transportation, use and storage of dangerous chemicals or disposal of discarded dangerous chemicals and dangerous chemical character number equals or exceeds the critical amount unit (including the places and facilities).
2. Short answer
1. There are several classification methods for risk factors in chemical production.
1. Classification of direct causes of accidents and occupational hazards.
2. Classification by reference to accident type and occupational disease category.
The classification is made in reference to the regulations on the treatment of occupational diseases and occupational-disease patients.
The American insurance association classifies hazardous factors in the chemical industry.
2. What is the identification index for significant risk?
A: the number of dangerous substances in the unit is divided into two cases according to the number of substances treated. The first is the presence of hazardous substances in the unit for a single variety, is the number of the material is inside the unit for the total amount of dangerous substances, if is equal to or more than the corresponding critical mass, as a major hazards. The second is that if the material in the unit is multivariate, it is calculated according to the formula, and if the condition is satisfied, it is consid
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