How to do a good job of self-protection in extreme weather such as rainstorm, hail and strong wind.

Blizzard and hail are common. Although they may not cause disasters, we should also pay attention to protecting ourselves:

1. During the snowstorm, pay attention to adding clothes to keep warm; We should reduce outdoor activities and avoid frostbite.

2. When it hails, you should avoid being indoors; If you are outdoors, use rain gear or other substitutes to protect your head and move it indoors as soon as possible to avoid injury.

Prevent the danger of dense fog

A large number of water droplets or ice crystal particles are suspended in the air near the ground, which makes people's vision blurred. When the horizontal visual distance drops below 1000 meters, it is called fog. Fog can be classified into grades. When the visible distance is less than 1000m and more than 5000m, it is called light fog. When the visible distance is less than 500 meters, it is called fog; When the visible distance is less than 200 notes, it is called dense fog.

Anti-fog measures

Try not to go out. When you have to go out, wear a mask to prevent inhalation of toxic gases.

Try to exercise as little as possible in foggy days, and don't exercise in foggy days.

Pedestrians should be careful when crossing the road and see the passing vehicles clearly.

When driving a vehicle and riding a bicycle, you should slow down and obey the traffic police's command. Don't rush by car (boat) or crowd at the ferry when you stop.

How to pay attention to safety when cycling in rainy and snowy weather?

When riding a bike in rain and snow, you should also pay attention to the following points:

1. When riding in the rain, don't bury your head to avoid the rain.

2. When riding a bike in rainy days, you'd better wear a raincoat and poncho instead of riding a bike with an umbrella in one hand and a handle in the other.

3. When riding a bicycle in snowy days, don't inflate the bicycle tires too much, which will increase the friction with the ground and make it difficult to slip.

4. When riding a bike in snowy days, keep a large distance from the vehicles and pedestrians in front.

5. When riding a bike in snowy days, you should choose a flat road with no ice and shallow snow. Don't slam on the brakes, don't turn sharply, and turn as wide as possible.

6. Rain and snow. The road is muddy and slippery, so you should pay more attention when riding, and be prepared for emergencies at any time. The riding speed is slower than normal weather.

How to avoid a tornado?

Tornado is a very powerful cyclone, which usually occurs in spring. Tornadoes often come very quickly and suddenly, accompanied by loud noise. It is extremely destructive and can drag sand, trees, crops, even fish in the sea and goods in warehouses to the sky, posing a great threat to people's lives and property. How to effectively protect yourself when a tornado strikes?

1. When a tornado strikes, open the doors and windows to balance the indoor and outdoor air pressure to prevent the wind from blowing off the roof and knocking down the walls.

2. indoors, people should protect their heads and squat down facing the wall.

3. When encountering a tornado in the wild, you should quickly move in the opposite direction or sideways to avoid it.

When the tornado has reached your eyes, you should find low-lying terrain to get down, close your mouth and eyes, and protect your head with your hands and arms to prevent being hit by flying objects.

5. If you encounter a tornado while driving, get off and avoid it, and don't stay in the car.