On Thursday, January 24, 2013 3:45:22 PM UTC-6, Pete C. wrote:
> zxcvbob wrote:
>
> >
>
> > Kalmia wrote:
>
> > > Is it the d/w 'soap'?
>
> > >
>
> >
>
> > Yes, the sodium carbonate will etch the aluminum. (so will oven
>
> > cleaner) I think it will actually take the anodized finish off, but it
>
> > might take a couple of trips thru the DW to do that much damage.
>
> >
>
> > Bob
>
>
>
> Yes, over time it will strip off the anodizing. Sodium Hydroxide (Lye)
>
> is used to strip anodizing, and the DW detergent while not as strong as
>
> Lye will have the same effect over time.
>
>
>
> That said the pans will still be useable, but they will have an ugly
>
> mottled finish and not have the stick-resistant properties that the
>
> anodizing had, they will just be basic aluminum cookware.

It only takes one time to damage it. I know. I guess I should have
read the care instructions. At least it was only an 8" saute pan.

--Bryan