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Author Question: The predominant oil of choice for systems with HFC refrigerant is: A) Mineral oil. B) ... (Read 45 times)

amal

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on: Jul 24, 2018
The predominant oil of choice for systems with HFC refrigerant is:
 
  A) Mineral oil. B) Glycol-based oil. C) Polyol ester. D) Alkyl benzene.

Question 2

Which torch type would be the best choice for a brazing project?
 
  A) Air-fuel torch B) Oxyacetylene torch
  C) Air-propane swirl-tip torch D) Air-MAPP swirl-tip torch


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Madisongo23

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

C

Answer to Question 2

B


amal

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Reply 2 on: Jul 24, 2018
Thanks for the timely response, appreciate it

marict

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Reply 3 on: Yesterday
Excellent

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