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To: Bulwyf

How can you upgrade for covid? HVAC won’t filter that small of a particle. Eat well, and get rest as another poster said.

Companies are starting to install ultraviolet lights in their HVAC ducts to kill viruses and bacteria.

65 posted on 10/28/2020 1:54:02 PM PDT by PapaBear3625 ("Those who can make you believe absurdities, can make you commit atrocities." -- Voltaire)

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To: PapaBear3625

Sweet, that’ll kill cancer too.

66 posted on 10/28/2020 2:12:59 PM PDT by Bulwyf

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