Pro Board HazMat Tech Exam with Questions and Answers

Pro Board HazMat Tech Exam with Questions and Answers Melting point ANSWER Temperature at which a solid becomes a liquid at normal atmospheric temperature Freezing point ANSWER Temperature at which a liquid becomes a solid at normal atmospheric temperature Sublimation ANSWER Solid coverts directly to a vapor Evaporation ANSWER Evaporation is the process in which liquids change to vapors below their boiling point Volatility ANSWER Ability of a substance to vaporize easily at a relatively low temperature Condensation ANSWER Process of going from the gaseous to the liquid state Critical temperature ANSWER The minimum temperature above which a gas cannot be liquefied no matter how much pressure is applied Critical pressure ANSWER The pressure necessary to liquefy a gas