Virology laboratory testing of ultraviolet-C (UVC) light conducted at the University of Nevada Reno has confirmed sterilization of a human coronavirus of the COVID-19 family at a distance of 5 feet in ...

PITTSBURGH — The coronavirus pandemic has created a demand for cleaning wipes, sprays and even ultraviolet-C or UV-C devices. UV-C technology has been used as a cleaning tool in hospitals for years.

LED or Light-emitting diode bulbs are household things these days. These have become the dominant technology for lighting thanks to their energy efficiency and long life values. There’s no doubt that ...