Welcome to the Village of Carol Stream official website. It is our hope that you will be able to use this website to find the information you need to make informed decisions about your interactions with the Village of Carol Stream. The Village is governed by a Mayor and six Trustees elected at large.
Moist heat kills the organisms by coagulating and denaturing their enzymes and structural protein. Sterilization by moist heat of the most resistant spores generally requires 121 Â°C for 15-30 minutes. Moist heat is used for the sterilization of culture media, and all other materials through which steam can penetrate. Moist heat is more effective than dry heat.
â¢ For moist air: â Question for thought: At the same temperature and pressure, is moist air more dense or less dense than dry air?âAnswer: Less dense! â¢ At the same temperature and pressure, the same volume of gas contains the same number of molecules.Since H 2 O molecules weigh less than N 2 or O 2 molecules, the same volume of moist air actually weighs less than the same volume of dry air. For moist air: â Question for thought: At the same temperature and pressure, is moist air more dense or less dense than dry air?âAnswer: Less dense! â¢ At the same temperature and pressure, the same volume of gas contains the same number of molecules.