Some time ago, a bus carrying 57 people caught fire after colliding with barriers and barriers, resulting in 35 deaths and 13 injuries. Four of them were seriously injured, showing how dangerous they are. Big. If you encounter this kind of sudden situation, how can the people in the car escape quickly and orderly? 1. Extinguish fire with vehicle-mounted fire extinguisher, and quickly withdraw from the door. In general, buses are equipped with fire extinguishers. If a fire is encountered, fire extinguishers should be used to extinguish the fire in a timely manner. The rest of the personnel are quickly evacuated from the doors. If the fire is too high, the vehicle is likely to explode. Keep away from the car body and give up fire. 2. Break the side window and escape quickly. If there are more people in the car, it is not enough to rely on the door to escape. We can use a safety hammer to crush the side window glass to escape. Don’t worry about breaking the window when you are in crisis can hurt yourself because life is important. In addition, you can open the sunroof on the head of the bus to escape. The faster the person evacuates, the higher the safety. 3, use the emergency switch in the car to escape. If the bus causes the fire to cause the door to open, you should quickly find the location of the emergency switch. Then turn the emergency button according to the arrow to release the air in the air valve, and then push the door to escape. In addition, we must pay attention to the point of escape in the process, if the scene of the fire is more fierce, we must use wet towels and the like cover your nose and mouth, and to a short breath of breath to speak less to avoid inhalation of smoke. Because in a small space, the concentration of carbon monoxide in smoke is high. In the air containing 1.3% carbon monoxide, people breathe 2-3 times and lose consciousness, breathing for 1-3 minutes. In addition, they should also pay attention to the low profile and rapid progress in the escape. Because the fire rises along the air, the smoke in the air layer close to the ground is often lighter. Walking in a squat posture can better avoid fumes and avoid direct burns. Therefore, we must pay attention to the escape process. Magnesium Sulfate Heptahydrate Magnesium sulfate is a white crystalline solid, soluble in water but not in ethanol. Magnesium Sulfate Heptahydrate,Magnesium Sulfate Crystal,Magnesium Salt Crystal,Magnesium Sulfate Heptah Crystal FENGCHENG JINDE MAGNESIUM CO., LTD , https://www.brucitemagnesium.com
Magnesium sulfate is usually encountered in the form of a hydrate MgSO4·nH2O, for various values of n between 1 and 11. The most common is the heptahydrate MgSO4·7H2O, known as Epsom salt, which is a household chemical with many traditional uses, including bath salts.