Antimicrobial copper-alloy touch surfaces follows: The following claims are now legally permitted when marketing EPA-registered antimicrobial copper alloys in the U.S.: The registrations state that “antimicrobial copper alloys may be used in hospitals, other healthcare facilities, and various public, commercial and residential buildings.” The EPA copper alloy registrations were granted “with public health claims,” meaning that they permit manufacturers of copper-based products sold in the U.S. to claim on their labels the ability of copper, brass, and bronze to kill harmful, potentially deadly bacteria. As a condition of registration established by EPA, the Copper Development Association (CDA) in the U.S. is responsible for the
Sundown Tin and Copper Mine above the dams, leaching the metallic salts and having a strongly sulphurous smell. The Copper Mines are located about east of the furnace site, and consist an adit near the creek, and a series of 3 shafts along the line of the reef running roughly s-w to n-e over the crest of the ridge, and mullock associated with the shafts. The main shaft is a three-compartment shaft. There is a collapsed ore bin and shute, and some concrete machinery pads, but no other substantial above- ground remains. Sundown Tin and Copper Mine was listed on the Queensland Heritage Register on