Which hazard classes must you NEVER smoke or perform any activity involving fire, within 25 feet of?

Which hazard classes must you NEVER smoke or perform any activity involving fire, within 25 feet of?


a) Class 4.2 only

b) Class 1 only

c) Classes 1, 2, 3 and 4

d) Class 5.2 only



Answer: c) Classes 1, 2, 3 and 4


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