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86 Electrical installations in hazardous areas

explosives processing and manufacture). Part 2
(1983). Classification of hazardous areas.
2 RoSPA/ICI Engineering Codes and Regulations, Electrical
Installations in Flammable Atmospheres (1973).
Group C (Electrical), Volume 1.5.
3 Institute of Petroleum Model Code of Safe Practice in the Petroleum
Industry (1990). Part 15. Area Classification Code
for Petroleum Installations.
4 HS (G) 50 Health and Safety Executive Booklet. The Storage
of Flammable Liquids in Fixed Tanks (up to
10 000 m3 total capacity) (1996).
5 The Dangerous Substances (conveyance by road
in road tankers and tank containers) Regulations
1981. HMSO (SI 1981/1059).
6 EH 40 Guidance Note from the Health and Safety Exec-
utive, Occupational Exposure Limits. (Regularly
updated.)