4 ms·
Get some houseplants too. https://en.wikipedia.org/wiki/NASA_Clean_Air_Study https://en.wikipedia.org/wiki/NASA_Clean_Air_Study
by trentmb 10y ago
Get some houseplants too.
https://en.wikipedia.org/wiki/NASA_Clean_Air_Study https://en.wikipedia.org/wiki/NASA_Clean_Air_Study