Alloy nickel, but are not native to the Earth. One of the first alloys made by humans was bronze, which is a mixture of the metals tin and copper. Bronze was an extremely useful alloy to the ancients, because it is much stronger and harder than either of its components. Steel was another common alloy. However, in ancient times, it could only be created as an accidental byproduct from the heating of iron ore in fires (smelting) during the manufacture of iron. Other ancient alloys include pewter, brass and pig iron. In the modern age, steel can be created in many
Antimicrobial copper-alloy touch surfaces products in accordance with the U.S. E.P.A registrations. Products offered by the approved companies include sinks, computer keyboards, faucets, IV poles, tables, stretcher rails, railings, hampers, decorative and architectural hardware (levers, grips, knobs, pulls, towel bars, grab bars, kick plates, bath accessories, outlet covers, light switch covers), laboratory incubators, cabinet hardware, decorative tile, and free weights. The U.S. E.P.A. oversees a stewardship plan to promote the responsible use of Antimicrobial Copper. Further information about the making accurate claims about Antimicrobial Copper is also available. Many antimicrobial copper alloy products have been approved for registration in healthcare facilities, public and commercial