http://www.youtube.com/watch?v=vRk1SWucy1s&feature=related Cavitation in a globe valve
http://www.youtube.com/watch?v=Qw97DkOYYrg&feature=related Cavitation in a centrifugal pump
http://www.youtube.com/watch?v=GpklBS3s7iU&feature=related Propeller tip cavitation