Usually we say all a piece of goods, it has a corresponding service life. The first soft bristle toothbrush has a service life of only three months. Generally speaking, friends should try to replace the soft bristle toothbrush after three months, otherwise there will be a lot of germs on the soft bristle toothbrush.
01 Mascara is actually used by many people, and it only lasts for three months. If you use a single mascara for a long time, it can accumulate a lot of bacteria. If you directly use this mascara, it will also cause eye inflammation in the future.
When it comes to razor blades, they are widely used among men. The service life of a razor blade is four to six weeks. After all, razor blades are widely used, and it is likely that a lot of bacteria are deposited on them.
We usually use the rag, it only has a service life of more than two weeks. Generally speaking, when we use rags, we must clean up the rags in time, and to the corresponding time, later we need to throw away the rags.
It has to be admitted that people may wear sneakers in their daily life, but their service life is only 8-12 months. Once eight to 12 months have passed, the matching level of the casual heel is affected.