In our last blog, we established that UVC light is proven effective in inactivating pathogens, killing up to 99.9% of viruses and bacteria. But there’s another critical question we must now answer: Does it do so safely? After all, even the most effective disinfectant isn’t helpful if it harms us in the process. As we begin, let’s start with the basics.

Several months ago, when people asked me what I did for a living, being a worldwide lighting authority didn’t mean much. They would nod politely. Today, things have changed. Because of the Covid pandemic, their eyes widen, and most have the same questions: Does UVC light kill germs? Will it actually inactivate viruses? Can it keep me safe?