Refrigerants that damage the ozone layer contain an element called ____________________.
Fill in the blank(s) with the appropriate word(s).
chlorine
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?What is a process that produces strong parts by applying continuous fibrous reinforcements on a mold in a predetermined pattern?
A. ?filament winding B. ?pressure bagging C. ?vacuum bagging D. ?pultrusion
The component that turns the oil burner and blower on and off in response to external commands is the _____.
a. ignition transformer b. thermostat c. primary control d. magnetic oil flow valve
A welding code or ____________________ is a detailed listing of the rules or principles that are to be applied to a specific classification or type of product.
Fill in the blank(s) with the appropriate word(s).
Which compressor type has the motor separated from the compressor?
a. Open drive b. Scroll c. Rotary d. Welded hermetic