Can the eight-color mask mask prevent smog?
1. Eight-color mask This one is anti-pollen. Generally, the particle size of pollen is pm20-pm50, so it is impossible to avoid pm2.5 particles.
2. The pollen model uses a new material (special sponge), because the process can't make the gap of sponge structure lower than pm2.5.
3. Air tightness, air tightness determines the haze prevention effect. Generally, masks are leaking air on both sides, which greatly reduces the filtering effect. pitta masks are still not up to standard.
4. Breathability. Wearing ordinary masks for a long time will give people a sultry feeling, poor breathing, and even cause hypoxia.
5. Hygiene and recycling rate of masks.
6. Therefore, the eight-color mask mask can't prevent smog.