A defrost system that pipes the compressor discharge vapor directly to the evaporator is called a ____________________ type.
Fill in the blank(s) with the appropriate word(s).
hot gas defrost
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____ are the interior members of the truss that span between the top and bottom chord.
A. Fascia B. Ledger C. Ridge blocks D. Webs
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Objects with circular or cylindrical shapes lend themselves to this type of casting, where a mold is revolved rapidly while molten metal is poured into the cavity.
a. centrifugal casting b. die casting c. permanent casting d. sand casting
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Give two specific types of polyculture
What will be an ideal response?
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Before attempting to lift any material, _____
a. look for any protruding nails, wires, or sharp edges b. use a safety harness c. ask your supervisor for help d. ensure the stacking ratio is no greater than 3:1
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