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by TravisCooper 861 days ago
CO2 is 0.04% of the earth's atmosphere, amazing!

79% Nitrogen

21% Oxygen

0.9% Argon

0.1% Other (includes CO2)
2 comments
ceejayoz 861 days ago
"Small things can't ever hurt anyone" is a... tough theory to support scientifically.
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TravisCooper 861 days ago
Starting at the bottom with basic facts helps build understanding.
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mydogcanpurr 861 days ago
30 ng of botulinum toxin can kill you. What's your point?
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