Face mask is a kind of sanitary product, generally refers to a device that is worn on the nose and mouth to filter the air entering the nose and mouth, so as to block harmful gases, odors, and droplets from entering and exiting the wearer's mouth and nose. It is made of gauze or paper.
KN95 mask:
The KN95 mask is actually a mask that meets the requirements of China's GB2626 standard. GB means the national standard. The standard is the filtration efficiency of non-oily particulate matter ≥95%.
N95 mask:
N95 masks are certified by NIOSH in the United States, and the standard is also the filtration efficiency of non-oily particulate matter ≥95%
KN95 and N95 masks need to be worn correctly:
Before wearing the KN95 and N95 masks, you need to wash your hands before wearing them. The light color is inside, and the metal strip is on the top. Don't wear it wrong, or it will not protect you.
Time to change the mask:
If you use KN95 or N95 masks normally, you can choose to replace one within 4 hours. Don't change it for too long, or it will lose its function.
Special circumstances require timely replacement:
In some special cases, it can not be worn for a long time.
1. Breathing is difficult.
2. The mask is damaged.
3. The mask is contaminated.
4. There is odor in the mask.
5. The mask and face can no longer fit.
These situations require timely replacement.
Why and When Should a Healthcare Worker Wear Eye Protection?
Protective eyewear is a filter that can change the transmitted light intensity and spectrum. The most effective and commonly used method to avoid damage to eyes caused by radiation is to wear protective glasses.
Types of Surgical Masks
Surgical mask refers to a device worn by the doctor on the mouth and nose during the operation to filter the air at the entrance and exit nose to prevent harmful gases, odors, and droplets from entering and exiting the wearer's mouth and nose. In particular, it plays an important role in the prevention and control of respiratory infectious diseases.
Types of Protective Clothing
Protective clothing is a work clothing that protects the human body from physical, chemical, and biological damage.
