Common Hazards第 37 / 100 题
What is a permit-required confined space?
a.Any small office
b.A break room
c.A parking lot
d.A confined space with hazards such as toxic atmosphere, engulfment, or entrapment requiring a permit
解析
A permit-required confined space has one or more serious hazards, such as a hazardous atmosphere, potential for engulfment, or a configuration that could trap or asphyxiate an entrant. Entry requires atmospheric testing, a permit, and an attendant. These procedures prevent deaths in tanks, vaults, and manholes.
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