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(25,990 posts)

3. Might be useful for mass transit and other frequently used public enclosed spaces.

Thu Aug 20, 2020, 11:41 AM

Aug 2020

I do think that over time, the dye will build up and show in the environment. It's an interesting idea, though.

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A potential new weapon in the fight against COVID-19: Food coloring [View all] Wicked Blue Aug 2020 OP

Promising if it doesn't do anything to the inside of our lungs. brush Aug 2020 #1

Disinfect them ... GeorgeGist Aug 2020 #2

Wow,that is cool! I_UndergroundPanther Aug 2020 #5