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A seaweed soaks up TNT - and may help clean oceans | csmonitor.com: "It's the same stuff used to wrap sushi.
But the real surprise lies down the hall, where Dr. Cheney, a research biologist at Northeastern University in Boston, has transformed the Japanese treat into a 'super sponge.' So far, it can sop up and neutralize TNT leaking from unexploded shells in coastal bombing ranges. But if Cheney and other researchers are right, the seaweed has the potential to scrub everything from polluted rivers to oceans.
There's just one catch. The first edition of the cleanup seaweed is genetically engineered."