You’re thinking about hydrofluoric acid, like Walter White used in Breaking Bad.
But lye from wood ashes can dissolve bodies when using high temperatures (e.g. 300 degrees F).
Preppers would typically make lye in order to make soap by combining it with fat.
But lye might come in handy to dissolve animal carcasses, Revenuers, and pesky FIB agents, in an apocalyptic scenario.
Lye helps keep odors down in the outhouse.
Boric acid and de work well together on bare floors, but not as good on carpet.
Lye helps keep odors down in the outhouse.
Boric acid and de work well together on bare floors, but not as good on carpet.