| ▲ | porphyra 14 hours ago | |
I wonder if rubber-tyred metros like the Montreal metro and some Paris metro lines release a lot of microplastics? | ||
| ▲ | therealdrag0 12 hours ago | parent [-] | |
Could possibly filter it out at exhausts | ||
| ▲ | porphyra 14 hours ago | |
I wonder if rubber-tyred metros like the Montreal metro and some Paris metro lines release a lot of microplastics? | ||
| ▲ | therealdrag0 12 hours ago | parent [-] | |
Could possibly filter it out at exhausts | ||