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2 votes
A fluid that vaporizes and condenses inside the tubing of a heat pump is called the.

2 Answers

3 votes
The answer is refrigerant. I have just did a full study upon the subject. I got 100% on my test.
User Andrea Antonangeli
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7.5k points
2 votes
I believe that is refrigerant!
Hope this helps!
User Desfido
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