MCCTV Security & Surveillance System Solution News From CCTUNG

Class A fire: refers to fires of solid materials. Such materials usually have the properties of organic materials and generally produce hot embers when burning. Such as fires of wood, hay, coal, cotton, wool, hemp, paper, etc. Class B fire: refers to fires of liquid or fusible solid materials. Such as fires of kerosene, diesel, crude oil, methanol, ethanol, asphalt, paraffin, plastic, etc. Class C fire: refers to gas fires. Such as fires of coal gas, natural gas, methane, ethane, propane, hydrogen, etc. Class D fire: refers to metal fires. Such as fires of potassium, sodium, magnesium, titanium, zirconium, lithium,...

1. Four things to know and do in fire safety 1. Four things to understand: Understand the hazards of fire, escape methods, firefighting methods and preventive measures. 2. Four things to do: Know how to call the fire alarm (119). Fires will be extinguished in the early stages. Know how to escape. Use firefighting equipment correctly. 2. Precautions for fire escape and evacuation 1. Choose an escape route based on the location of the fire; 2. Do not take ordinary elevators (except fireproof elevators); 3. Cover your mouth and nose with a wet towel and go to the emergency exit;...

1. Four things to know and do in fire safety 1. Four things to understand: Understand the hazards of fire, escape methods, firefighting methods and preventive measures. 2. Four things to do: Know how to call the fire alarm (119). Fires will be extinguished in the early stages. Know how to escape. Use firefighting equipment correctly. 2. Precautions for fire escape and evacuation 1. Choose an escape route based on the location of the fire; 2. Do not take ordinary elevators (except fireproof elevators); 3. Cover your mouth and nose with a wet towel and go to the emergency exit;...

KFC is a restaurant chain（连锁店）that sells delicious（美味的）fried chicken. Its logo（标志）shows a smiling grandpa with white hair and a white suit. This friendly grandpa is not made up（虚构的）—he was a real person! His name was Colonel（上校）Harland Sanders. When Colonel Sanders was young, he tried many jobs. In his forties, he opened a small gas station（加油站）in his hometown in Kentucky. To attract（吸引）more people, he started cooking fried chicken with care. He used a pressure cooker（高压锅）and added 11 special spices（香料）. The taste was amazing（令人惊叹的）! People came from far away just to eat his chicken. Later, a new road was built, and the gas...

Do you know? There is a super famous music award (奖项)  in the world called the Grammy Award. It is given to people who sing really well, play instruments perfectly, or write amazing songs. It's like the “Best of the Year” award for music! This award has been around for a long time. It started in 1959. Back then, many musicians (音乐家) thought, “We need an important award just for us!” So, the Grammy Award was born. The name “Grammy” comes from the word “Gramophone” (留声机), which is an old machine (机器) that plays music. If you look at the golden Grammy...