timeline of ethanol development in the United States the quadricycle run off of ethanol http://www.fuel-testers.com/ethanol_fuel_history.html the quadricycle benzin invented in the 1820s http://www.fuel-testers.com/ethanol_fuel_history.html http://www.fuel-testers.com/ethanol_fuel_history.html benzin http://www.fuel-testers.com/ethanol_fuel_history.html http://www.fuel-testers.com/ethanol_fuel_history.html the quadricycle http://www.fuel-testers.com/ethanol_fuel_history.html policy invented in the 1820s the quadricycle