Everyone knows that there are good or bad paper straws. How to distinguish the poor quality paper straws? The following content will tell how to distinguish the quality of paper straws.
Some people would be curious that the amount of material used in the paper straws for sale is so small, whether ordinary materials or other materials are processed and the same, why is there a quality gap in it?
The identification of paper straws is mainly concerned with the production date and QS mark. Here is a brief introduction to how to distinguish the straws.
Check whether there are production date, shelf life, production license and QS logo on the packaging bag of the paper straw. Especially the QS logo, the the paper straws sold by the distributor must have the QS quality certification mark on the production license.
Smell for any pungent odor before the paper straw is in contact with the drink. If it does, it must be the problem straw. Fold it again with your hands. If there are obvious creases or it is easy to break, the paper straw is also defective.
Generally, plastic straws are made of polyethylene and polypropylene. It is best not to drink hot drinks, because polyethylene and polypropylene are not heat-resistant products, and excessively high temperatures will make them unstable. In an unstable state, plasticizers are also released. Therefore, you must choose paper straws when drinking hot drinks such as milk tea and coffee. For your own body safety, you need to pay attention to these!