HacDC

Illustrated PDF: How to build a Corsi-Rosenthal Box:
https://drive.google.com/file/d/12CK7luxkK2RnA8xDacrJ0jJnYfmOfVKU/view
#COVID #COVID19 #airpurification

At least it will filter out the smoke from the money you burned buying it... 😏 Here’s what it’s like to wear the Dyson Zone
https://www.theverge.com/23511712/dyson-zone-hands-on-headphones-wearable-air-purifier
#audio #technology #purifier #noisecancellation #airpurification #pollution #headphones