Protective masks can be reused by replacing the filters or using a washable mask. On the other hand, there are single-use masks that have a longer service life. They can last up to 8 hours; check the mask packaging to confirm their extended life.
It is tested for oil resistance from the outside in;
- Class N: no oil resistance
- Class R: 8-hour oil resistance
- Class P: long-lasting oil resistance
The number following the class represents the percentage of particle filtering; for example, an N95 mask has no resistance to oil, but filters 95% of breathed-in particles.
Reminder, general instructions for wearing the mask;
- The mask should contain 2 to 3 layers.
- It should cover from chin to nose.
- When it is wet or even dirty, it should be changed.
- Do not let your mask hang from your ears or under your chin.
- Do not touch, play, or replace the mask when it is in place on your face.
- Respect the direction of the mask, the barrette is worn on the nose.
In the child;
- For less than 2 years, it is not recommended to wear a mask.
- From 2 to 5 years, the wearing of the mask must be supervised.
- From 5 years of age and older, it is recommended that the mask be worn in public areas where the wearing of the mask is required.