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Author Question: A refrigerant's safety rating is a combination of the toxicity letter and the: A) Freezing point. ... (Read 104 times)

LCritchfi

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on: Jul 24, 2018
A refrigerant's safety rating is a combination of the toxicity letter and the:
 
  A) Freezing point. B) Oxygen saturation.
  C) Flammability number. D) Pressure rating.

Question 2

Why might wearing safety glasses with a shade of 11 create a hazardous situation?
 
  A) Shade 11 glasses are not adequate for soldering.
  B) Shade 11 glasses may obscure vision while soldering.
  C) Smooth-toed leather shoes are not adequate for soldering.
  D) Smooth-toed leather shoes can trap sparks and debris.


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14vl19

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Reply #1 on: Jul 24, 2018
Answer to Question 1

C

Answer to Question 2

B


LCritchfi

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Reply 2 on: Jul 24, 2018
Great answer, keep it coming :)

parshano

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Reply 3 on: Yesterday
Wow, this really help

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