Waterworld , meets oil slick


The "Waterworld" actor has invested some $20 million and spent the past 15 years in developing the centrifuges. He helped found a manufacturing company, Ocean Therapy Solutions, to advance his brother's research in spill cleanup technology.

In testimony before Congress this month, Costner walked through the device's operation—explaining how it spins oily water at a rapid speed, so as to separate out the oil and capture it in a containment tank