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.
Mass flow for the release of PP fibers from masks.
| Masks | 1st releasing points (%) | 2nd releasing points (%) | ||
|---|---|---|---|---|
| Type-1 & 3 | Designated waste | 4 | Landfill | 79 |
| WIP | 12 | |||
| Reuse | 9 | |||
| General waste | 94 | Landfill | 51 | |
| WIP | 49 | |||
| Dumping | 1.9 | Water | 5 | |
| WWTP | 12 | |||
| Air | 6 | |||
| Soil | 77 | |||
| During use | 0.1 | Air | 100 | |
| Type-2 | Designated waste | 99.9 | WIP | 100 |
| During use | 0.1 | Air | 100 | |
