Numlock Sunday: Julie Halpert on UV Disinfectant
By Walt Hickey
Welcome to the Numlock Sunday edition. Each week, I'll sit down with an author or a writer behind one of the stories covered in a previous weekday edition for a casual conversation about what they wrote.
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This week, I spoke to Julie Halpert who wrote “Why We Aren’t Using UV to Disinfect Everything—Yet” for OneZero. Here's what I wrote about it:
Ultraviolet light is great at killing bacteria and deactivating viruses, and you may be seeing a lot more of it — or rather, not seeing a lot more of it, because your eyes are unable to detect photons at such small wavelengths — in commercial uses to come. Germicidal UV uses UV-C rays, which are l…