Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Influence with no airshower process
| Air cleanliness level | Average particle concentration (pc/L) | Air change rate (h−1) | Particle generation rate (pc/h) | Increase of particle concentration for each liter of air (pc) | Increase of particle concentration (%) | Variation of air cleanliness level |
|---|---|---|---|---|---|---|
| 100,000 | 2000 | 15 | 5.4 × 107 | 144 | 7.2 | 100,000 |
| 10,000 | 200 | 25 | 5.4 × 107 | 86.4 | 43.2 | 10,000 |
| 1,000 | 20 | 50 | 5.4 × 107 | 43.2 | 216 | 10,000 |
| 100 | 2 | 450 | 5.4 × 107 | – | – | – |
