How can you feel the temperature of winter on a hot summer day? Everyone will think of air conditioners, refrigerators, and these refrigeration equipment. We must thank the development of science and technology, so that we can better enjoy life and live more comfortable.

Usually, we may see the objects themselves, but we rarely see the working principles of these items. Let ’s take a look together today. In fact, what is the working principle of a refrigerator?

In fact, a refrigerant is installed in the refrigerator, which is a working substance that continuously circulates in the refrigeration system and achieves refrigeration through its own state change. The appearance of this design is welcomed by everyone, but with the discovery of scientific investigations, we began to realize the disadvantages of this traditional refrigerant.

With the depletion of ozone, the accompanying problem is Freon in the refrigerant, which is a chemical substance that can destroy ozone. Once ozone is completely destroyed, there are various environmental problems, so we urgently need to find substitute.

Just like the "white pollution" brought by plastics, they are all urgent problems to be solved, so now a popular product of plastic products is a product made of polytetrafluoroethylene. This product has many excellent As soon as it appeared, it was widely accepted.