Construction Fire Protection and Prevention questions for the ASP

Question 1

A crew is decanting flammable solvent from drums into smaller containers inside an enclosed room of a building under construction. The room's temporary power has been shut off, so the supervisor hands out inexpensive hardware-store battery-powered work lights for the task. Which action is required before the work continues?

1. AAllow the lights, because battery-powered units have no wiring to arc and are not covered when power is off
2. BReplace them with portable battery-powered lights of a type approved for hazardous locations
3. CAllow the lights if workers switch them on outside the room and leave them on until the task is finished
4. DAllow the lights if a wire guard is fitted over each lamp to protect against breakage