The six formulas for preventing drowning are not allowed.

The formula of "six rules against drowning" is: 1, and swimming without permission is not allowed. 2. You are not allowed to swim with others without authorization. You are not allowed to swim without your parents or teachers. 4, are not allowed to swim in the waters without safety facilities and ambulance personnel. You are not allowed to swim in unfamiliar waters. 6. Non-aqueous students are not allowed to go into the water for rescue without authorization.

The meaning and types of drowning

1. Drowning, also known as drowning, refers to the situation that people are injured when they are submerged in water or other liquid media, which often occurs when they slide into the water or swim. The process of drowning is very fast. Water or other liquid medium fills the respiratory tract and alveoli, causing hypoxia and asphyxia, leading to respiratory arrest and cardiac arrest, and death within four to seven minutes.

There are three consequences of drowning, namely, non-morbid, morbid and death, and the process is continuous.

3. People who have not lost their lives after drowning are called near drowning. People who suffocate after drowning and have cardiac arrest are called drowning, and those who have not stopped beating are called dying.

According to the nature of drowning, it can be divided into freshwater drowning and seawater drowning.