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LesleyCher LesleyCher
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6 years ago
When refrigerants are exposed to glowing metal surfaces or flames:
 
  A) Best practices require the use of proper eye protection.
  B) Lethal phosgene gas is produced.
  C) A respirator capable of filtering fine dust must be worn.
  D) Carbon monoxide is produced and should be vented.

 Q. 2

When the safety cap is removed from acetylene cylinders that hold 55 ft3 or more:
 
  A) The cylinder must have a regulator installed on it.
  B) The cylinder must be in a vertical position.
  C) The cylinder must be chained to a cart or structure.
  D) The cylinder must be laying in a horizontal position.
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bribri
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Posts: 313
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6 years ago
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LesleyCher Author
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#2
6 years ago
I hope they're paying you for this because all of them were correct Grinning Face with Smiling Eyes
bri
wrote...
#3
6 years ago
not really, just a volunteer... and you're welcome Wink Face
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