scavenger
Well-known member
I processed about 5kgs of crushed cpu ceramic in HCL/Cl and I ended up with a lot of yellow/white gunk in my filter. When I drop Stannous on it it turns dark blue. Any ideas on what this is?
scavenger said:I processed about 5kgs of crushed cpu ceramic in HCL/Cl and I ended up with a lot of yellow/white gunk in my filter. When I drop Stannous on it it turns dark blue. Any ideas on what this is?
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