TIL the energy necessary for the production of oil liquids (including direct and indirect energy costs) is 15.5% of the energy production. To turn 100 barrels of oil into gasoline at your local pump, the energy of 15½ barrels from the previous 100 has to be used.

https://www.researchgate.net/publication/354885905_Peak_oil_and_the_low-carbon_energy_transition_A_net-energy_perspective
#til #todayilearned
https://www.reddit.com/r/todayilearned/comments/1sfesdo/til_the_energy_necessary_for_the_production_of/