Which of the following refrigerants do not contain chlorine?
A. R-404a
B. R-502
C. R-22
D. R-12
Answer: A
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What are the similarities and differences between a statute of limitations and a statute of repose?
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When you are installing interior wood doors, it is important to remember that four hinges must be used when the door height is greater than _____.
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Small green insects with piercing mouth parts are _____
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Use the Laplace transform to find i(t) for t > 0 if
 figure 1.png)
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