What refrigerants can be detected with a halide torch?

What will be an ideal response?


Refrigerants that contain chlorine, like CFCs and HCFCs

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____ serve as a transition point between areas of the home.

A. Exposures B. Elevations C. Living spaces D. Entries

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____ waterproofing sheets are frequently used for projects in which waterproofing must be of uncompromised security.

A. Lead B. Cement-based C. Bentonite clay D. Chlorinated polyethylene

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The control voltage for most solid-state relays ranges from about ____.

a. 1 to 16 volts b. 2 to 24 volts c. 3 to 32 volts d. 4 to 36 volts

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Explain why the use of GMA welding can help reduce waste of filler metals.

What will be an ideal response?

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