Oh, don't you worry about how I know. It's just a little bit beyond your pay grade. Suffice it to say, I know. Boy oh boy, do I know.
Just because you've never seen one, don't mean there ain't one.
So you
are making bongs out of depleted titanium. Not giving a fuck about how many of your fellow stoners get cancer.
Dude, that's not only harsh, it's heinous.