New: uv-c

swengineer (25)in diy • 4 years ago
Homemade (DIY) ultraviolet (UV-C) virus sterilizer
Hello. Around March 2020, when the situation of corona 19 infection in Japan becomes serious, it is a UV-C (ultraviolet) sterilization DIY content that has been produced and used up to now. The…
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runaway-slave (50)in uv-c • 7 years ago
Why do the usa and german governments have patents for sun simulators to be used in near space? Maybe this is why we have non existing till now UV-c .
Why do the usa and german governments have patents for sun simulators to be used in near space? Maybe this is why we have non existing till now UV-c . MrMBB3333
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