alt:
"A tweet and a quote retweet. The quote retweet reads: To unmask and eat on plane is not that safe even there is strong ventilation system. But if the filght is really long, we don't have much choice.
AirFanta 4Lite will make the quick snack a lot safer. It blows filtrated air directly to the face for breath. And it is laminar flow, meaning hardly take adjacent unfiltrated air into the stream.
Traditional air purifiers are designed to clean the whole room, which is not possible in this case. Because the room in the plane is big and people around you are continually creating aerosol. The original tweet reads: Not only nearby passengers. People moving through the cabin can drag infectious aerosols along. Simulations in the aftermath of Air China flight 112 showed this
https://faa.gov/sites/faa.gov/files/data_research/research/med_humanfacs/cer/InfectiousDiseaseTransmission.pdf
with an image from the linked pdf of how aerosols travel from one person around the cabin of a plane."
