I just wanted to double check, and holy crap it’s real:

www.leadstories.com/hoax-alert/2021/05/fact-check-this-oil-disposal-tip-was-in-popular-science-magazine-in-1963-but-it-was-not-a-good-idea-then-and-it’s-not-a-good-idea-now.html

How to fuck up the water table in your surrounding area real fast.

Fun fact, doing this could create a monetary liability far in excess of the value of your home and property.