A: We do not recommend PowerPaste to be used on copper.

A: Since Scrub Daddy doesnt recommend on copper, use Barkeepers Friend powder. I've cleaned my Revereware with it for decades. Make a paste and let it sit for 5 minutes. Scrubs off. :-)

A: Thanks for the question, NAH. PowerPaste has been independently lab-tested and found safe to use on granite, soapstone, glass, porcelain, aluminum, ceramic, seasoned cast iron pan, travertine, vinyl, non-stick frying pan, marble, plastic, quartz, enamel, finished wood, car exterior paint, chrome, crystal, fiberglass, limestone, laminate, oil rubbed bronze, leather, and acrylic. Not suitable for: brass, copper, stainless steel, or soft, varnished, coated, or sensitive surfaces. Please follow the oven manufacturer's instructions.

A: PowerPaste is naturally abrasive and not suitable for brass, copper, stainless steel, or soft, varnished, coated, or sensitive surfaces. To avoid accidental damage, test in a small inconspicuous area first.

A: During an independent lab test, PowerPaste was found to be safe to use on glass. To avoid accidental damage, test in a small and inconspicuous area first.

A: PowerPaste has been independently lab-tested and found to be safe to use on glass. To avoid accidental damage, test on a small, inconspicuous area first.

A: Thanks for the question, MJ! PowerPaste is abrassive and not suitable for brass, copper, stainless steel, or soft, varnished, coated or sensitive surfaces. To avoid accidental damage, test in a smalll inconspicuous area first.

A: Thanks for the question, Mama t! PowerPaste has been independently lab-tested safe to use on granite, soapstone, glass, porcelain, aluminum, ceramic, a seasoned cast iron pan, travertine, vinyl, a non-stick frying pan, marble, plastic, quartz, enamel, finished wood, car exterior paint, chrome, crystal, fiberglass, limestone, laminate, oil-rubbed bronze, leather, and acrylic. PowerPaste is naturally abrasive and not recommended for use on soft, varnished, coated, or otherwise delicate surfaces. To avoid accidental damage, test in a small and inconspicuous area first. If you have any other questions, please call 844-35-SCRUB (72782).

A: J, thanks for your interest in Scrub Daddy! Below is a complete list of surfaces on which our PowerPaste is independently lab-tested safe. Granite, Soapstone, Glass, Porcelain, Aluminum, Ceramic, Seasoned Cast Iron Pan, Travertine, Vinyl, Non-Stick Frying Pan, Marble, Plastic, Quartz, Enamel, Finished Wood, Car Exterior Paint, Chrome, Crystal, Fiberglass, Limestone, Laminate, Oil Rubbed Bronze, Leather, Acrylic Caution: PowerPaste is naturally abrasive and not recommended for use on soft, varnished, coated, or otherwise delicate surfaces. To avoid accidental damage, test in a small and inconspicuous area first. If you have any other questions, please call us at 844-35-SCRUB (72782).

A: Thanks for the question. PowerPaste is naturally abrasive and not recommended for varnished, coated, or sensitive surfaces. To avoid accidental damage, test on a small inconspicuous area first.

A: PowerPaste is naturally abrasive. To avoid accidental damage, test in a small, inconspicuous area first.