3 ms·
I wonder what the PM1 and under figures would look like. I recall seeing some analysis stating that the bulk of car related PM was smaller than PM1.
by briefcomment 5y ago
I wonder what the PM1 and under figures would look like. I recall seeing some analysis stating that the bulk of car related PM was smaller than PM1.
- elric 5y agoThat's pretty much what the black carbon component indicates.