4 ms·
Physically I would say yes (air purifiers). Central AC that is. Not sure the efficacy. Also, particulate matter is much more volatile outdoors, because it's ou
by whacked_new 17y ago
Physically I would say yes (air purifiers). Central AC that is. Not sure the efficacy.
Also, particulate matter is much more volatile outdoors, because it's outdoors.
And, the downmods, two in a row, make zero sense. Else, explain it please.