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PLA does come from corn! And you're right that we do have plant based sources that are 6x the cost for a lot of things. We dump fertilizer made from petrochemi
by zer00eyz 2y ago
PLA does come from corn! And you're right that we do have plant based sources that are 6x the cost for a lot of things.
We dump fertilizer made from petrochemical on the plants to grow them.
And that's the rub. I have to wonder how much oil we use, to grow corn, to make ethanol, to save oil...
EDIT: I Had to do the math I needed to know!
173.3 Bushels of corn per acre: https://www.nass.usda.gov/Statistics_by_State/Iowa/Publications/Crop_Report/2023/IA-Crop-Production-Annual-01-23.pdf https://www.nass.usda.gov/Statistics_by_State/Iowa/Publicati...
140 gallons of fossil fuel per acre of corn: https://www.nass.usda.gov/Statistics_by_State/Iowa/Publications/Crop_Report/2023/IA-Crop-Production-Annual-01-23.pdf https://www.nass.usda.gov/Statistics_by_State/Iowa/Publicati...
A bushel of field corn can produce 2.77 gallons of ethanol:
Assuming these numbers are right, it isnt so bad...