1  Scope

This standard specifies the classification and definition or implication of terms of occupational health.
This standard is applicable to occupational health work, especially preparation and implementation of occupational health standards.

2  General Provisions

2.1  Occupational health
A branch of science, by which the occupational hazards and health cost from the workplace are identified, assessed, predicated and controlled, so as to prevent and protect the laborers against the health effect and risk caused by the occupational hazards, so that the work is suitable for the laborers and their physical and mental health, and social welfare about the occupational activities are enhanced and secured.
2.2  Health standards
The techinical requirements on the issues related to human health and medicine and hygiene service, on the basis of the research and practice of preventive medicine and clinical medicine, with a view to implementing the hygiene laws and regulations and related hygiene policies and protesting body health.
2.3  Occupational health standards
Technical requirements, which is prepared by the legally-entitled units and implemented nationwide, facilitate the implementation of laws and regulations and policies for prevention and control of the occupational disease and protect the laborers’ health, further it is prepared for prevention, control and removal of the occupational hazards and occupational disease.
2.4  Occupational medicine
It is a clinical medicine for research of human health cost caused by the occupational hazards, including diagnose, treatment and recovery of work-related disease, occupational disease and injury and labor ability assessment; moreover, it is also a preventive medicine on prevention and control of human health cost caused by the occupational hazards.
2.5  Occupational hazard
Work-related diseases, occupational diseases and injury happened to the laborers engaged in the occupational activities.
2.6  Occupational hazards
It is also called as the occupational disease hazard factors, factors or conditions, caused in and/or exist in the occupational activity, which may bring adverse effect on human health, safety and work capacity.
2.7  Occupational diseases
The disease infected by the laborers at the enterprise, institution and individual economic organizations due to the exposure to the dust, radioactive substance and other toxical and hazardous substances.
2.8  Occupational contraindication
The individual special physiologic or pathological state under which the laborers are easier to suffer from the occupational hazards and catch the occupational disease than the ordinary occupational groups or have worse disease when they are engaged in the specific occupations or exposed to the specific occupational hazards or the state which will induce the potential dangerous disease on the life and health of the laborers in the operation.
2.9  Work-related disease
It is the disease related to multiple factors, such as the occupational hazards in the occupational activities, making the laborers suffer from some disease or potential disease appear or the original disease worse.
2.10  Occupational injury
Injury happened in the occupational activities.
2.11  Occupational tumor
It is also known as occupational cancer, a specific tumor after a long-time latent period due to the exposure to the carcinogenic factors in the operating environment.
2.12  Primary prevention
It is also called as causal prophylaxis, which prevents and controls the occupational hazards by the process, technology and materials conducive to prevention and control of the occupational disease, rational utilization of the facility for control occupational hazard and protective articles for individual occupational disease and reduction of the laborers' access to the occupational contact and the contact degree.
2.13  Secondary prevention
It is also known as attack prevention, which detects the occupational hazards suffered by the laborer early by monitoring the laborers and the occupational hazards in the environment.
2.14  Tertiary prevention
The reasonable treatment of the laborers who suffer from occupational disease and occupational injury to make them restored to health.
2.15  High-risk population
The population which are subjected to the work-related disease, occupational disease and injury in the occupational activities and (or) occupational population exposed to the high concentration (high-strength) occupational hazards.
2.16  Risk
It is also known as risk, which refers to the possibility of adverse health effect and its consequence.