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Was curious if this makes the copper toxic or if it's safe to use in small amounts. I am using copper power.
Aqueon 100106278 Quiet Flow 10 Ammonia Reducing Specialty Filter Pad,Original Version Amazon product ASIN B01MREP094
Aqueon 100106278 Quiet Flow 10 Ammonia Reducing Specialty Filter Pad,Original Version Amazon product ASIN B01MREP094