Oil Is Made From Humans / Hypercarbonifeorus

Level 0 – Common Web

Oil comes from animals of every kind, deceased humans as well.

LINKS
https://worldbuilding.stackexchange.com/questions/149401/can-human-remains-be-turned-into-crude-oil

https://ucmp.berkeley.edu/carboniferous/carboniferous.php

https://www.livescience.com/3400-chemistry-life-oil.html