Copper has been used for it's antimicrobial properties for centuries. A multitude of studies prove even the smallest of microbes, viruses, are killed when in direct contact with copper. Some studies even indicate viruses die within as little as FIVE MINUTES!
Not just viruses - copper breaks down other pathogens such as bacteria. Hospitals and labs are now replacing their stainless steel surfaces with copper in order to stop the spread of pathogens. Now that's good news.
NOW you know why we've chosen copper to make The Original Clean Key.