Love your memes. Thank you.
The Homemade Air Purifier That’s Been Saving Lives During the Covid-19 Pandemic
Made from everyday items found in hardware stores, the Corsi-Rosenthal box is a testament to the power of grassroots innovation
Smithsonian Magazine
https://tinyurl.com/mtzjvuc8
Who knew?
That is a great article on homemade air purifiers!
Re homemade air purifier:
Very interesting! 🌬💨
good info on air purifier
fwiw, I had a UV scrubber lamp installed in my duct work