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https://en.m.wikipedia.org/wiki/Ethanol_fuel_in_Brazil https://en.m.wikipedia.org/wiki/Ethanol_fuel_in_Brazil I'm not very well versed in the subject but this

• ornornor 3y ago
  > for average conditions one unit of fossil-fuel energy is required to create 8.3 energy units from the resulting ethanol It seems they’re in a unique position because sugar cane grows there, is used in industry, and the leftovers that aren’t usable for anything else can be turned into fuel. I had no idea Brazil has a unique bio ethanol industry, thanks for sharing.