Which statement is true?
A) R-12 is a hydrofluorocarbon.
B) R-12 boils at 0°F (-18°C) .
C) R-12 is destructive to Earth's ozone layer
D) All the answers are correct.
Correct Answer:
Verified
Q27: The customer says that there is no
Q28: Heat always flows from a warmer object
Q29: Heater control valves are operated by a
Q30: A heating system includes all the following
Q31: Which statement is true?
A)Refrigerant leaves the compressor
Q33: Which of the following may be electrically
Q34: All materials or substances, as cold as
Q35: Which of the following oils can be
Q36: The customer has reported that little heat
Q37: Which statement is false?
A)The condenser is normally
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents