Explosion proof lighting is a type of fixture which can be exposed to certain elements, such as chemicals, gases, or high heat, that is designed to be protected against the fixture itself exploding from being exposed to these harsher conditions and environment.

Does flame proof mean it will not light?

flame•proof

resisting the effect of flames; not readily ignited or burned by flames.

What is the difference between flameproof and explosion proof?

Flameproof is the word normally used by Asian & other commonwealth countries. Explosion proof is an American Word. EExd is used by all EU. There is no difference except term.