On Tue, 04 Aug 2009 22:51:37 -0700, in rec.crafts.jewelry Mr G H Ireland
wrote:

If your local council is nasty about putting heavy metals down the drain,an
he amount is small, say not over 100 ccs.,

Last I checked, the type of little bottle of test acid I think she's got is
about 10cc or less. Really small amounts. And since she didn't get any
significant etching action, then there's no significant metal content either.
just the acid.

Peter