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Glowing Oil: Gulf Spill Under Ultraviolet Light

National Geographic photos: UV light could help Gulf spill cleanup.

Glowing Oil: Gulf Spill Under Ultraviolet Light

Glowing Oil: Gulf Spill Under Ultraviolet Light
Glowing Oil: Gulf Spill Under Ultraviolet Light
Glowing Oil: Gulf Spill Under Ultraviolet Light
Glowing Oil: Gulf Spill Under Ultraviolet Light
Glowing Oil: Gulf Spill Under Ultraviolet Light
Glowing Oil: Gulf Spill Under Ultraviolet Light
Boots worn by a University of South Florida graduate student are stained with tar from the oil spill when seen with a UV flashlight. (Chris Combs/National Geographic)
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