4 ms·
I have an even better way, albeit a bit dirty. Take a vape pen and simply put your mask on before exhaling; "eyeball" the size and trajectories of the exhaled
by anonytrary 6y ago
I have an even better way, albeit a bit dirty. Take a vape pen and simply put your mask on before exhaling; "eyeball" the size and trajectories of the exhaled vapor, select the mask that wins, and call it a day.
- bjackman 6y agoI don't think there's any reason to assume vapour from a pen resembles the droplets in your breath. In fact, that one of them is visible and the other is not should suggest that they might behave very differently.
- anonytrary 6y agoMask hole size >> size of o2, n2, co2, and pretty much any aromatic molecule, so I doubt it.