2 ms·
https://www.wolframalpha.com/input/?i=6700+metric+tons+%2F+the+surface+area+of+the+earth+ https://www.wolframalpha.com/input/?i=6700+metric+tons+%2F+t...
by ortusdux 6y ago
https://www.wolframalpha.com/input/?i=6700+metric+tons+%2F+the+surface+area+of+the+earth+ https://www.wolframalpha.com/input/?i=6700+metric+tons+%2F+t...