Question 1 a the standard service illuminance for specific

Reference no: EM13348834

QUESTION 1

a) The standard service illuminance for specific work activities is given in lux. What units are used in calculating lux and what instrument could be used to appraise the lighting level in a workplace?

b) Name five components of a typical local exhaust ventilation system and their respective functions

c) What are the units commonly used in occupational exposure limits for quantifying the concentration of dust particles, vapours or gases and fibres?

d) What does LD 50 mean in Industrial Toxicology?

e) Give a brief outline of a Hearing Conservation Programme

QUESTION 2

a) Why is it important to maintain good standards of Indoor Air Quality in modern offices. Briefly elaborate on the potential air pollutants encountered in such working environments

b) What are the health problems associated with the use of cooling towers in airconditioning systems in buildings? Outline the control measures that could be implemented to minimise such risks

QUESTION 3

a) Explain what is meant by the term Threshold Limit Values (TLVs). Describe briefly the different TLVs used by Industrial Hygienists

b) Outline the strengths and weaknesses of these workplace exposure limits and illustrate how they may best be used as part of an overall control strategy for hazardous substances

QUESTION 4

You are the registered Safety & Health Officer of a 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 recommend the supply of hearing protection to personnel exposed to high intensity noise?

QUESTION 5

Elaborate on the hierarchy of control measures used in Industrial Hygiene

Reference no: EM13348834

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