>> NaOH definately etches glass, especially if you heat it Hmmm... I didn't think of heating it. I do know that some pretty concentrated NaOH can be kept in glass containers (but, that's at room temperatures, I guess).
> And, truly folks, don't use HF. It's very hard to handle and it's > physiological effects are severe. I was not, of course, actually suggesting anyone use the stuff - <g> - I was thinking out loud hypothetically. (Isn't HF what is used to etch "frosted" glass industrially?) > NaOH will just burn you . . . Har! That's ~much~ better, then - <g>. >> Paul (Chemist know-it-all) <G> Fred (Armchair Chemist) <g>
