Using UV Light to kill off germs

More businesses have been using lights to sterilize surfaces, but some may require more time than others.

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The covid?

"*19 pandemic is causing a lot of items to disappear from store shelves.

Specifically disinfecting wipes and hand sanitizer.

But now, we're learning some people are turning to ultra violet light to kill those germs. kimt news 3's madelyne watkins looks into if this really works.

Madelyne?

Tyler.

I spoke with one doctor at mayo clinic and he tells me yes... it ?

"(does sterilize objects.

But the real question is ?

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"* is it worth it?

Ult violet ?

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"* or uv ?

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" has been proven to be a disinfectant at places like hospitals and labs for years now.

With the coronavirus pandemic this year... more businesses, retailers and homeowners are relying on the uv light to kill any virus that may be lingering around.

Doctor john o'horo says while it does work... each surface could require a different amount of exposure time for it to "uv light is really more effective at cleaning surfaces that are already dry where it can actually get onto the surface itself, so if there's a layer of grime that's blocking the uv light from getting there or if the surface is wet and some of the microorganism s can live in there, it still needs to be wiped away before you can use that anyway."

Doctor o'horo tells me buying a uv light is not necessary when it comes to preventing the spread of covid?

"*19.

Going back to the basics of hand washing, wearing a mask and social distancing will thank you madelyne.

It's also important to note that if you use a uv light to kill any bacteria... do not use it on your skin because it can