Vitamin C works on copper.
Unfortunately, some organic stains can be removed only very slowly with chlorine . . . and I have seen some that were never removed. I don't know of any other way to remove them.
Vitamin C works on copper.
Unfortunately, some organic stains can be removed only very slowly with chlorine . . . and I have seen some that were never removed. I don't know of any other way to remove them.
PoolDoc / Ben
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