Name the railing placed around an opening for stairs, porches, or balconies.
What will be an ideal response?
guardrail
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Explain a floating fastener assembly.
What will be an ideal response?
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Which of the following load factors typically has more effect on the cooling load, unless there are serious deficiencies with the others?
a. Shaded glass b. Infiltration c. Wood and metal doors d. Duct gain/loss
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Safe methods of heating a refrigerant cylinder during charging include (you may select more than one):
A) Warm condenser discharge air B) Boiling water C) An air acetylene torch adjusted to a low flame D) Warm water E) An oxy-acetylene torch with a rosebud tip F) An electric cylinder heater
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An area that must be inspected before work activities proceed is a _____
a. mismatch b. root gap c. hold point d. root pass
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