Question 1:
a) Why is it significant to maintain good standards of Indoor Air Quality in modern offices? In brief elaborate on the probable air pollutants encountered in such working environments.
b) What is the health problems associated with the employ of cooling towers in air-conditioning systems in buildings? Outline the control measures which could be implemented to minimise such risks.
Question 2:
a) Dermatitis is one of the main causes of disablement from occupational diseases. Name five (5) substances commonly employed at work which might cause skin diseases.
b) What are the workplaces and jobs where workers are at greater risk of developing dermatitis?
c) Illustrate out the control measures which should be considered to prevent Occupational Dermatitis.
Question 3:
You’re the registered Safety & Health Officer of the textile milling factory. The Occupational Safety & Health Inspectorate has told your management that the workforce has a probable overexposure to noise. The reaction of management is to ask you to issue ear protective devices to employees.
How would you evaluate the noise problem at the factory and what control measures would you consider before you advise the supply of hearing protection to personnel exposed to high intensity noise?
Question 4:
Illustrate out the hierarchy of control measures employed in Industrial Hygiene.