Why do you want to put toxins (lead, copper, etc.) into your water supply?
In any case, cotton that's not woven will disintegrate in a washing machine.
"...use a LOT of cotton patches cleaning my black powder guns..." You're doing it wrong. You need to let the solvent(plain water or soapy water) do its job.
In any case, cotton that's not woven will disintegrate in a washing machine.
"...use a LOT of cotton patches cleaning my black powder guns..." You're doing it wrong. You need to let the solvent(plain water or soapy water) do its job.