It doesn't really eat you though: HF is so small that the problem is it just traverses straight through the skin into your blood and causes fluoridosis. There'

It doesn't really eat you though: HF is so small that the problem is it just traverses straight through the skin into your blood and causes fluoridosis. There's been more then a few metallurgy lab deaths because someone spilled a substantial amount of HF on themselves and didn't realize it.