Introduction to Health and Safety at Work

Outline
the main requirements of the Control of 
Substances Hazardous to Health Regulations.
(b) 
Briefl y 
outline
a typical COSHH assessment of 
health risks as described by the regulations.
15. 
Outline
the factors to be taken into account when 
undertaking an assessment of health risks from haz-
ardous substances to be used in the workplace.
16. (a)
Explain_the_meaning_of_the_term_‘workplace_exposure_limit’_(WEL)_(b)_Outline_FOUR'>Explain
the meaning of the term ‘workplace 
exposure limit’ (WEL)
(b) 
Outline FOUR
actions management could take 
when a WEL has been exceeded.
17. A engineering company has noticed a recent increase 
in work-related ill health amongst shop fl oor workers 
who use a degreasing solvent for which a workplace 
exposure limit (WEL) has been assigned.
(i) 
Explain
the meaning of the term ‘workplace 
exposure limit’ (WEL)
(ii) 
Give
reasons for the possible increase in 
work-related ill health amongst the shop fl oor 
workers.
18. 
Identify
the information that should be included on 
a manufacturer’s safety data sheet supplied with a 
hazardous substance.

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Introduction to Health and Safety at Work
248
19. The manager of a company is concerned about a 
substance to be introduced into one of its manufac-
turing processes. 
Outline FOUR
sources of informa-
tion that might be consulted when assessing the risk 
from this substance.
20. (a)
Describe
, by means of a labelled sketch, a 
chemical indicator (stain detector) tube suitable 
for atmospheric monitoring
(b) 
List
the main limitations of chemical indicator 
(stain detector) tubes.
21. (a)