Remember when YouTube deleted a publicly traded company’s video off YouTube because they hate Trump more than they care about light technology? I do.https://twitter.com/verge/status/1257527194026475520 …
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It is in larger amounts. They would use the light to sanitize the trains when not in use, no?
UV-C is harmful to humans, kills virus quickly. UV-A is a different frequency range, used by that company developing the internal treatment, not harmful to humans. Though less effective against the virus than UV-C, they figured out a way to use it to deactivate the virus.
Not relevant in this case: “...extraordinary step of shutting down subway service from 1AM to 5AM every evening starting on May 6th for extensive disinfecting.”
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