What is the function of a life jacket

10 07 2021

Life jacket, also known as life vest, is a life-saving clothing, similar to a vest, made of nylon fabric or neoprene (NEOPRENE), buoyancy or inflatable materials, reflective materials, etc. The general service life is 5-7 years, and it is one of the life-saving equipment on ships and airplanes. It is generally a vest type, made of foam plastic or cork. It has enough buoyancy to wear on the body, so that the head of the person who falls into the water can be exposed to the surface of the water.
1. Increase the chance of being rescued
Life jackets are generally brightly colored and have reflective strips for easy detection. At the same time, many life jackets also have survival whistle, which can help people send out distress signals while saving energy.
2. Increase the chance of survival
Life jackets can help people float on the water, greatly reducing the probability of drowning. At the same time, many life jackets are also equipped with first aid kits, which can help people survive the harsh living environment.
3. Help people float on the water
Wearing a life jacket can keep people who can't swim can keep their heads out of the water, thereby reducing the probability of drowning. For people who can swim, the buoyancy of a life jacket can save them more energy.
4. Keep cold and warm

Life jackets are mostly made of foam plastic, which can effectively keep warm in cold water and reduce the loss of body heat.