Lightning is a kind of sound, light and electricity meteorological phenomenon that occurs in the atmosphere, mainly reflected in the thunderstorm cloud and between thunderstorm clouds, or the discharge phenomenon between thunderstorm clouds and the earth. According to estimates by relevant departments, there are 2,000 thunderstorms per minute in the world. The number of casualties caused by lightning strikes exceeds 10,000 every year. The fires and explosions that occur frequently occur frequently, which seriously threaten people's lives and property. Very big.
Lightning strikes often hit the apex of an outdoor object, so isolated tall trees or buildings are often the most vulnerable to lightning strikes.
The following rules should be observed outdoors to ensure safety:
1. Do not stay on the high-rise platform during thunderstorms. It is not advisable to enter isolated shacks and guard posts in outdoor open spaces.
2. Keep away from metal objects such as water pipes and gas pipes exposed to buildings and electrical equipment.
3. It is not advisable to avoid thunderstorms under the big trees. If you have to, you must keep a distance of 3 meters from the trunk, and kneel and close your legs.
4. If there is ant crawling in the head, neck and hands when the lightning is applied, the hair is erected, indicating that lightning strikes will occur, and should be hurrying to the ground, so as to reduce the risk of lightning strikes and take the metal worn on the body. Accessories and hairpins, necklaces, etc.
5. If you are experiencing thunderstorms outdoors and you have no time to leave the tall objects, you should immediately find some dry insulation on the ground, and put your feet together on the ground. Do not put your feet on the ground other than the insulation, because the water Can conduct electricity.
6. When avoiding thunderstorms outdoors, be careful not to hold the ground with your hands, while holding your knees with your hands, your chest close to your knees, and lower your head as much as possible, because the head is most vulnerable to lightning strikes than other parts of the body.
7. When you hear thunder within a few seconds when you see lightning outside, it means that you are in a dangerous environment near thunderstorm. At this time, you should stop walking, close your feet and immediately squat, don't pull with people, use plastic rain gear. , raincoats, etc.
8. In thunderstorms, it is not advisable to take an umbrella in the wilderness, or to hold high badminton rackets, golf clubs, hoes, etc.; it is not suitable for outdoor ball sports. It is very dangerous to carry out golf, football and other sports in thunderstorms; it is not suitable for the surface. Stay with the water; it is not advisable to wash clothes, fish, swim, and play by the river.
9. In thunderstorms, it is not advisable to quickly drive a motorcycle, ride a bicycle and run wild in the rain, because the greater the step of the body, the greater the voltage and the more likely it is to hurt.
10. If you see the high-voltage line being struck by lightning strikes outdoors, you should be vigilant at this time, because there is a step voltage near the high-voltage line breakpoint, people in the vicinity should not run at this time, but should be close together and jump off the scene. .
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