>While I have not examined any of these discs, it appears that submersion
>in contaminated water at elevated temperatures can damage some DVD's.
I'm curious about what you mean by "elevated temperatures" ?
Meanwhile, remember that the contamination in the water is sewage, as well
as chemicals for treating it that were washed out of the treatment plants
with the sewage, as well as petroleum based chemicals (which will do a
number on the plastics on an optical disc). That's GOT to be rough on the
Specializing in analog tape & film preservation / restoration in the
Dave Bradley President