1. It has higher compressor discharge temperature compared to fluororarbons. |
2. It is toxic to mucous membranes. |
3. It requires larger displacement per TR compared to fluorocarbons. |
4. It reacts with copper and its alloys. |
A) 1 and 2
B) 1, 2 and 3
C) 1, 2 and 4
D) 2, 3 and 4
Correct Answer: C
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