Statistics of Air Pollution
- 90% population globally and 120 M Americans live in unhealthy air
- Globally 7 M / year premature death from air pollution: more than persons lost (6.8 M) in three years of pandemic.
- Lung cancer increase (1990: 1.04M; 2000: 1.2 M; 2010: 1.5 M; 2020: 2.2 M)
PSC Nasal Filter Transforms Breathing Air
In the Air Quality Index as high as 100, wear PSC Nasal Filter and breathe in as fresh air with Air Quality Index of less than 2
Invisible Boundaries
Through Covid 19 pandemic, a good educated guess is that more than 50% covid infection happened at households when no protection measures were applied.