The two options seem to be: dilute it and mix it with a baking soda
solution to neutralize it or to bring it to a chemical disposal center.
Sent from my iPad
On 2011-11-27, at 4:19 PM, DaveC <davec2468@...> wrote:
OK, everybody, chime in here and share how you dispose of your etchant.
I've got metal pipes so need to know what to do.
But then again, with my weak concentration, maybe I've got nothing to
worry about...
Thanks,
Dave
-=-=-=-
>I (Roland) usually water-dilute the etch mix at about 100-to-1 ratio,
>and pour it down the drain.
>
>This is not a problem in my area because all of the plumbing is plastic.
>If you live in an older development that has metal plumbing, then you
>probably don't want to use my method.
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