What does the drowning prevention handwritten newspaper say?

The contents are as follows:

1. Don't go swimming alone, and don't go swimming in places where you don't know the bottom and the water situation or are dangerous and prone to drowning accidents.

2. Pupils should not swim in too cold water. If they feel that there is a big difference between the water temperature and the body temperature, they should slowly enter the water and gradually adapt to it, and try to reduce the number of times and reduce the stimulation of cold water to the body.

3. Be aware of your physical health. People who are prone to cramps in their limbs at ordinary times should not take part in swimming or swim in deep water. To get ready before going into the water, exercise your body first. If the water temperature is too low, rinse your body with water in shallow water first, and then go swimming after getting used to the water temperature. Students with dentures should take them off to prevent them from falling into the esophagus or trachea when choking.

4. Swimming should be carried out in the swimming area with safety protection zone, and swimming in the non-swimming area is strictly prohibited. Children in rural areas should choose areas that are familiar with underwater conditions.

5. It is very dangerous to encounter heavy rain when swimming in the open air, so you should go ashore immediately and go to a safe place to avoid the wind and rain.