Which of the following is used to estimate the size of a room?
A) Drop ceilings B) Room trim C) Window frames D) Bricks
A
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Which category of appliances are positive vent static pressure with a vent gas temperature that can cause excessive condensate production in the vent?
a. Category I b. Category II c. Category III d. Category IV
OSHA's Program that focuses on employers that willfully and repeatedly endanger workers is known as:
A) OSHA's Repeat Offender Program B) OSHA's Severe Violator Enforcement Program C) OSHA's Whistleblower Program D) OSHA's DeMinimis Enforcement Program
Which of these is NOT true about used oil?
A) It can be used for other purposes B) It can be recycled more than once C) It must be stored in an approved container D) It can be mixed with used antifreeze
Copper wire is basically pure copper that has been hardened by:
A) Strain hardening B) Precipitation hardening C) Alloying with tin and zinc D) Heating to 1200 deg. F. (649 deg. C.) and quenching in water