Iicrc Wrt Exam Questions With 100% Correct Answers

The potential for damage to hygroscopic materials is greatest when... {Ans: ...relative humidity is above 70%}Conventional/LGR Dehumidifiers operate and revive water via... {Ans: CONDENSATION as the warm air is drawn across cold coils and condenses.}When does evaporation occur? {Ans: when vapor pressure of the ambient air (air in the room) is lower that the vapor pressure of the wet material.}All other things being equal, the temperature that will increase the rate of evaporation the most is? {Ans: 80 degrees}What is the goal for day 2 drying? {Ans: To get the humidity under 70 to ensure mitigation.}Daily Humidity Record {Ans: Occurring at least every 12-24 hours the recording the relative humidity and temperature to determine Grains Per Pound (GPP).}Biofilm {Ans: Any organic substrate and bacteria that tends to encourage mold growth.}Vapor Pressure will always {Ans: ...seek a level of equilibrium within a confined space.}Dew point is also known as ___. {Ans: saturation temperature or condensation}When is closed drying used? {Ans: When the outside air is too wet or cold to aide in the drying process. Specifically if the outdoor humidity ration is higher than the indoor then a closed drying system