What is a fire break? 01:34 What Is Fire And What Is Ice? 58:30 What are the causes of forest fires? 05:20 What are the harms of forest fires? 06:02 What are the uses of fire? 03:37 What are the classes of fire?
Knowing about the different classifications of fires is important because it is necessary to know the type of fire in order to adequately select the best way to extinguish the fire.Answer and Explanation: There are five different classes of fires. The common fires are: Class A: Common ...
It is one of the five classes of fires, along withClass B,Class C,Class D, and Class K. Characteristics of Class A Fires Combustible Materials: The fire involves solid materials that burn easily and produce ash, such as wood, paper, and textiles. Fuel Source: The fuel source for a Cla...
CC/What do firefighters(消防队员)do all day when they're not1fighting a fire? The following shows the daly life of firefighters.2Fighting a fire may be firelighters' most mportant duty, but there's so much more for therm to do at the fire station. Many people think firefighters are wa...
A Class C fire is a fire that involves electrical equipment, electrical appliances, or electrical wiring. They are caused by energized electrical elements, such as damaged power cords or overloaded electrical outlets. It is one of the five classes of fires, along withClass A,Class B,Class D,...
A. You can't put out a big fire by yourself. B. Tell 119 where you are an d what is on fire. C. You' d better not use lift in a fire. D. We shoul d try to take some important things when we get out of the fire.C还原阅读Do you want to get goo d grades (成绩) an ...
What are the classes of elements?Chemical Elements:Chemical elements are defined by the number of protons that they have in their atomic nuclei (known as their "atomic number"). In modern chemistry, chemical elements are grouped on a table known as the periodic table....
Before working here, I did not attend college, but now I take classes within the fire department. I often do a lot of training(训练) together with other firemen. Jack: What do you think of your job? Tom: My job is one of the most dangerous jobs in the world. It's not the best...
Firefighters need to make sure that they eat healthily and get training classes. enough rest at the station because they never know when a call will come in. They can't tell people to call back after the Sometimes the fire station helps people learn more about fire safety. Firefighters may...
Nonna Nerina offered Old World pasta making classes to tourists in her small village in Italy. Then the pandemic put a halt to travel. With the help of her granddaughter, she launched Nonna Live to a global market online. Read her story ...