Lye is much more effective with a little heat.
In unrelated random thoughts, NurdRage and Nile Red are some of my favorite YT’bers
Muriatic is like a pseudonym for hydrochloric. If you see liquid drain cleaner bottled in a second plastic bag on the shelf of a local hardware store, that is probably sulfuric acid and is much stronger than most other stuff. That’s useful for lots of things like a few steps away from dissolving gold or epoxy. The combo or bulk may raise some eyebrows. I like to dissolve epoxy chip packaging to view the silicon die and etch the metal layers off… for example.
Drain cleaner is NaOH (lye).
Sulfuric is sold as battery acid for refilling lead acid batteries.
Muriatic is HCl sold as concrete cleaner.
Nitric is hard to buy, but there are some guides on making it.
Label is very faded but just one example:
I’ve never seen it in a big box store, but small mom and pops type hardware stores here in California have had it around. It seems to be part of a small distribution network and comes from Mexico.
Though little compares to the seeming magic that is pirahna solution obliterating a chicken drumstick. It’s just gone.