This looks like a record player; it's not, but just like with record players, we have no idea how it works. Somehow, using a megasonic pulse means you don't have to use detergent.
Editorial note: Whoa! You've found a super-old post here on BuzzFeed, from an earlier era of the site. It doesn't really represent where we are anymore, and may in fact be totally broken, but we're leaving it up as a part of our early history.