Video: Any flab? Any extra skin? Anything that's remotely loose on your body, it looks like it's mere seconds from flying away and detaching from the rest of you when you try to withstand 735km/h of wind on your face. Here's a video showing a test conducted in 1946 where a human subject was exposed to blasts of air that reached ridiculous speeds. The test was performed at NASA Langley Research Center's 2m High Speed Tunnel.