Officer Exam Questions And Correct Detailed Answers

Vapor Pressure {Ans: when the rates of vaporization and condensation are equal, the pressure exerted by the gas molecules above a liquid}Jumper {Ans: A piece of metal or an electrical conductor used to bypass a safety device in an electrical system}Smelting {Ans: the melting or fusing of ore in order to separate impurities from pure metal}Oil Burning Equipment {Ans: An oil burner of any type together with its tank, piping, wiring controls, blower, and related devices, and shall include all oil-fired units, heating and cooking appliances}Tank Vehicle {Ans: Any vehicle carrying or towing a cargo tank used for transporting flammable fluids or hazardous chemicals}Oxidizing Agent {Ans: The substance that acquires electrons during an oxidation-reduction reaction. In the course of the reaction, the oxidizing agent is reduced}