3 ms·

I think you just described a standard PAPR (powered air purifying respirator) https://www.amazon.com/3M-Versaflo-Purifying-Respirator-TR-800-PSK/dp/B07J53RPT6/

I think you just described a standard PAPR (powered air purifying respirator) https://www.amazon.com/3M-Versaflo-Purifying-Respirator-TR-800-PSK/dp/B07J53RPT6/ https://www.amazon.com/3M-Versaflo-Purifying-Respirator-TR-8...

6510 7y ago
Right, my idea was to just suspend a bag from the mask.