I just tore down my system to put in my new koolance D5 res, and in the process of flushing my system i noticed weird black flakes coming out of it.

I have the rad sitting with hot water and white vinegar right now, and decided to take a peek into my cpu block. here's what i found:



The only thing in my system was distilled water, silver BP fittings, and I attempted to use Mlwood's dye and never had any success... I put a lot in, so maybe that is from the day?

http://www.xtremesystems.org/forums/...35#post4029835