You can, if that isn’t clear yet, at 1448 km/h – or faster than the speed of sound – with Professor Mark French of Purdue University’s Mechanical Engineering department’s “for experiments only” contraption, which shows his students how a “de Lacal nozzle converts subsonic gas flow into supersonic flow”.
You knew that already though, so let’s just have a look at this thing in action.
Listen to how it exactly works in this seven minutes-plus video or skip to the five minutes and 40 second mark to just watch a hole created very quickly.
Take heed of this advice though.
Despite the distinct lack of volume in a ping pong ball, when blasted a the right velocity it can literally burn through rubber and wood.
Image via Youtube
