That reminds me of the Popular Science garage hint from 1963, explaining how to easily dispose of used motor oil: Dig a hole in the ground and fill it with fine gravel. Pour in the oil, and it will be absorbed into the ground before your next oil change.
alt Hacker News
That reminds me of the Popular Science garage hint from 1963, explaining how to easily dispose of used motor oil: Dig a hole in the ground and fill it with fine gravel. Pour in the oil, and it will be absorbed into the ground before your next oil change.
https://books.google.com/books?id=myADAAAAMBAJ&pg=PA166#v=on...