this is where, more precisely is a blog dedicated to discussing the powder coating gun powder coating equipment and technology.
watching it doing 10,000rpm.. (as stated :| )
note;
"Amazing footage of a set of normal 4 cylinder car pistons moving at normal speed and more. As a petrol head i no this happens but to actually see the speed for real is just wicked. My favorite bit is when they look like there slowing down"