If ultra-violet light kills certain/some/most micro-organisms then why don't we install them inside our refrigerators in such a way that the uv lights are active when the door is closed? Showerthoughts
i saw [this article] about blue leds killing micro-organisms and well, we already know that UV does exactly that...
Submitted August 08, 2015 at 10:00PM by renfrew67 http://ift.tt/1gSGNNG Showerthoughts
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