How does lightning kill people?

A pregnant woman in Soc Son was struck by lightning and many people were afraid of going out on the street at the time of the storm Kujira was landing.

Learn about how lightning works

Kujira is currently landing, causing heavy rains in Vietnam. Therefore, everyone may encounter thunderstorms , but not everyone knows how to identify them.

According to National Geographic, lightning is currently discharging electricity in the atmosphere between clouds and soil or between clouds with opposite charges. When discharging, lightning can move at a speed of 36,000 km / h and affect within 8 km with a temperature of 27,700 degrees Celsius.

Lightning was created not only during storms , but also in volcanic eruptions, intense forest fires, snow storms and nuclear explosions.

This natural phenomenon can kill or cause cardiac arrest . People with lightning strikes suffer severe burns, permanent brain damage, memory loss or personality changes. According to statistics in the US, about 10% of victims were struck by lightning, 70% were seriously affected and long-term. Meanwhile, only 400 people survived due to lightning strikes every year.

Lightning can cause injury in the following ways:

1. Hit the victim directly from above the cloud.
2. Spread and cause voltage to the ground, when you come into contact with the ground, the voltage of the body and the voltage of the ground vary, causing you to be affected.
3. When the victim stood next to the object struck by lightning.
4. Spread through a few objects such as fences, phones, televisions, sockets.

How to prevent lightning

1. It is necessary to suspend outdoor activities such as boating, fishing, cycling, jogging, golfing, especially swimming because water is a very good conductor.
2. Turn off all electronic devices such as phones, televisions, charging cords, away from windows and doors.
3. According to Webmd, if you feel your hair is erect, which means that positive charges are increasing in your body, you can be struck by lightning at any time. At that time, you need to sit down quickly and cover your ears with your hands, do not lie down on the ground or put your hands on the ground.
4. Cars and buses are sheltering rain and avoiding lightning quite safely.
5. Use 30-30 rule : When you see lightning, you should count the time until you hear thunder. If the time is 30 seconds or less, the storm is about 10 km away. It is very dangerous, you need to find shelter immediately. Lightning can hit even when it stops raining, even in the sun. You should wait at least 30 minutes after the last thunderbolt to leave the shelter.