Training goal. The primary objective of Workzone Flagger Training (Novice) is to train flaggers to provide safe passage of traffic through and around work areas and to minimize confusion by bringing standard flagging procedures to our nation's highways. This program will have crew members trained and certified in safe flagging techniques in just four hours.
Another common scale is the Celsius (also called Centigrade) scale. In this scale, water freezes at 0 degrees and boils at 100 degrees. There are also temperature scales in which zero is absolute zero, the lowest possible temperature. (People have gotten close to absolute zero, but have never reached it.
The freezing point of water is the temperature at which it changes phase from a liquid to a solid. Mark Mawson / Contributor / Getty Images. by Anne Marie Helmenstine, Ph.D. Updated March 30, 2017. The freezing point or melting point of water is the temperature at which water changes phase from a liquid to a solid or vice versa. The freezing point describes the liquid to solid transition while the melting point is the temperature at which water goes from a solid (ice) to liquid water.