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Author Question: What is general corrosion? A) Corrosion due to chemical incompatibility between the coil and the ... (Read 41 times)

Engineer

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on: Jul 24, 2018
What is general corrosion?
 
  A) Corrosion due to chemical incompatibility between the coil and the refrigerant
  B) Corrosion due to oxidation and chemical attack
  C) Corrosion at the contact point of two types of metal in the presence of an electrolyte
  D) Corrosion due to attack by metal-eating organisms

Question 2

Why is carbon monoxide production undesirable in furnace operation?
 
  A) Carbon monoxide is an inert substance. B) Carbon monoxide causes furnace inefficiency.
  C) Carbon monoxide may block ventilation. D) Carbon monoxide is toxic.


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alvinum

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

B

Answer to Question 2

D


Engineer

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Reply 2 on: Jul 24, 2018
:D TYSM

yeungji

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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