Precautions for disposable activated carbon masks

1. There is a qualitative strip on the bridge of the nose at the upper end of the mask. When wearing the mask, pinch the aluminum strip to the bridge of the nose. However, it is not recommended to fold the strip frequently to extend the use time.

2. In the process of wearing the mask, it is best not to remove it repeatedly, which will affect the airtightness of the mask and the pollution inside the mask

3. Pay special attention to disposable activated carbon masks not to be used in places with high chemical and toxic gas density or closed and unventilated places