As our country fights the coronavirus pandemic, a lot of attention is shifting toward a tool utilized only in small pockets before: germicidal ultraviolet technology.
Germicidal UV, also called UV-C, can be very effective and beneficial when it's used correctly. UV-C light can kill up to 99.9% of pathogens. Preliminary tests show it can inactivate SARS-CoV-2, the virus that causes COVID-19.