How To Choose A BetterThermos Flasks?

How to choose a betterThermos Flasks?

People need to take in a certain amount of water every day. Most young people prefer to drink ice water, but parents at home remind us to use aThermos Flasks cup to drink water to be healthier. It is not only convenient to carry, but also has good heat preservation. Effect. So when we usually buyThermos Flasks cups, how can we choose better?

When choosing a vacuum flask, people should pay attention to practicality and avoid the following two misunderstandings: First, the more expensive the vacuum flask, the better, the manufacturing process of the vacuum flask is not complicated, and the principle of heat preservation is basically the same. The difference may lie in the choice of materials, so It is not that the more expensive and the bigger the brand, the better the thermal insulation effect of theThermos Flasks. The second is that the heavier theThermos Flasks cup, the better. Some unscrupulous manufacturers will add sand and other things between the cup body and the liner to increase the weight. Although suchThermos Flasks cups are heavy, their thermal insulation effect is not good. There is no basis for the claim that the heavier the thermal insulation cup, the better the thermal insulation effect.

When buying aThermos Flasks cup, you can identify the advantages and disadvantages from the following points. Fill the cup with water, tighten the lid, and turn it upside down. If the cup does not leak, it means the cup is well sealed. Pour boiling water into the cup, tighten the lid and leave it for a few minutes, then touch the body of the cup with your hands. If the body of the cup is hot, especially the bottom of the cup, it means that the heat preservation performance of the cup is not good. If the body of the cup is always cool, it means that the heat preservation effect of the cup is better. You can also observe the appearance and accessories of the cup. If the cup body and liner are smooth, there are no burrs and scratches, and the plastic accessories have no odor, it means the quality is good.