Why do you need to unplug electrical appliances and sockets after a thunderstorm?

In the case of thunder, you need to unplug the electrical appliances and sockets, because lightning will follow your power cord and strike you. With the improvement of living standards, floor buildings are getting higher and higher. Most high-rise buildings will be equipped with lightning rods, which will lead electricity underground. Some communities will also install lightning arresters, such as surge protectors, to ensure the safety of electricity consumption during lightning.

Lightning is a discharge phenomenon in thunderstorm clouds. The formation of Lei Yun usually requires two conditions, sufficient water vapor and strong convection. In winter, because the air is cold and dry, the solar radiation is weak, and convection is not easy to form in the air, so lightning is rare. But sometimes when the temperature is very high in winter, there will be thunderstorms and rain and snow. Convection is particularly strong, which will form hail and produce the so-called "winter thunder" weather phenomenon.

Therefore, the use of electrical appliances is relatively safe, but for family safety. Even with these lightning protection devices, everyone should try to turn off the unused electrical appliances. In addition, don't use solar water heaters when it thunders, because solar water heaters are generally installed on the roof. It is easy to be the target of lightning strike. If the buildings in rural areas are generally low, it will thunder. There are taller objects around, so there won't be too many problems.

When it thunders, the TV antenna and satellite receiver, also known as the pot, must be unplugged, otherwise it will be easily struck by lightning. If there is power failure in thunderstorm weather, be sure to unplug the power supply and try not to make phone calls. In addition, try to avoid electric wires and telephone lines. Outside. Although electricity can be used normally when it thunders, it is best to turn off all power supplies for the safety of your family.