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What’s the difference between thermos flask and vacuum flask?

What's the difference between thermos flask and vacuum flask?

The thermos flask and vacuum flask are actually the same kind of products, and their structures and principles are the same.

 

The traditional inner wall of the early traditional vacuum flask is glass. With the development of the times, the development of science and technology and the innovation of products, most of the vacuum flasks are made of stainless steel. The glass inner vacuum flask is more and more rare.

 

In fact, the functions and functions of different vacuum flasks are almost the same. They are all vacuum structures, which keep the temperature of contents for a longer time. It can be used for cold and hot drinks.

 

At present, there are many brands of vacuum flasks. According to different people and the scene of use, vacuum flasks also have different styles. For example, there are children's vacuum flasks, tea vacuum flasks and so on.

There are also some thermos flasks with other functions on the market, such as thermos flasks with temperature display, thermos flasks with Bluetooth speaker, etc. the styles and functions are more and more novel and interesting.

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