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However methane is't something absorbed by plants, therefore if you want to go chemist on this shirt it doesnt make any sense.
I really like the design and the idea $5 |
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I saw it as more oxygen because of plants, less methane because of walking instead of taking a car... so -CH4 made sense to me.
But yes, +O2 -CO2 does make sense, too. |
About my design
(sorry for my poor english)