bosh 1-3

deals with understanding the causes of accidents at work and ways to prevent unsafe act and unsafe conditions

is a broad concept which exmplains how the different hazards and risk at work may cause an illness and emphasizes that health progrms are ....

discussed the identification, evaluation and control of physical, chemical, biological and ergonomic hazards

a source or situation with a potential to cause harm in terms of injury

a combination of the likelihood of an occurrence of a hazardous event withs specific period

definition of ILO

definition of LFS

definition of NSO

definition of BLES

definition of BITS