Engine_2014 : General Subjects - 241/3524
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| An enclosure which will withstand ignition of a flammable gas and which will prevent the transmission of any flame able to ignite a flammable gas which may be present in the surrounding atmosphere is called __________ . |
| A) a flame proof screen |
| B) explosion proof |
| C) gas-safe enclosure |
| D) primary gas barrier |
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