Here, the cyclone chamber from a Dyson vacuum cleaner. The chamber swirls around, and the centrifugal force pushes dirt out of the way of the suction. James Dyson came up with the idea after seeing an industrial wood chipper, sort of like those things they used to dispose of bodies with in the movie "Fargo."
Bill Detwiler has nothing to disclose. He doesn't hold investments in the technology companies he covers.
Bill Detwiler is Managing Editor Tech Pro Research and the host of Cracking Open, CNET and TechRepublic's popular online show. He was most recently Managing Editor for TechRepublic Pro. Prior to joining TechRepublic in 2000, Bill was an IT manager, database administrator, and desktop support specialist in the social research and energy industries. He has bachelor's and master's degrees from the University of Louisville, where he has also lectured on computer crime and crime prevention.