Author Question: Which of the following refrigerant safety designations indicate the refrigerant is somewhat ... (Read 79 times)

Mollykgkg

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Which of the following refrigerant safety designations indicate the refrigerant is somewhat flammable?
 
  A) A2 B) B3 C) A1 D) B1

Question 2

At what temperature does brazing take place?
 
  A) Less than 840F B) Above 1,800F C) Above 840F D) Less than 400F



Anonymous

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Answer to Question 1

A

Answer to Question 2

C



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Mollykgkg

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Both answers were spot on, thank you once again



Anonymous

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