QUESTION
a) Personal protective equipment are only used when it has proven impractical to control occupational hazards by engineering or other means. Briefly, what are the three key areas you would consider to ensure the successful implementation of a user programme at the workplace?
b) Name two analytical methods commonly used in Industrial Hygiene. Illustrate your answer with two typical examples
c) What are the four significant physical parameters that you would use to assess the thermal comfort of employees working in a hot and humid environment?
d) The Radiation Protection Act 2003 makes provisions for the protection of people against the risks from ionising radiations. What are the health effects associated with exposure to non-ionising radiation widely used in everyday life?
Your answer should include three examples of such type of radiation and the precautions to be observed
e) LD 50 is an important toxicity index used in Industrial Toxicology. What is its significance to workers handling pesticides?