What are oil dispersants? | CNN.com

... they are generally less harmful than the highly toxic oil.

An orange chemical dispersant is used in the Gulf of Mexico off the coast of Louisiana.
An orange chemical dispersant is used in the Gulf of Mexico off the coast of Louisiana.

The U.S. Coast Guard and Environmental Protection Agency on Saturday authorized BP to use chemical dispersants underwater to help break up the oil leaking into the Gulf of Mexico.

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