Although hydrocarbons have long been known to fluoresce, or glow, under ultraviolet light, this may be the first time the technology has been used outside a lab to spotoil.
Oil slicks are notoriously difficult to spot in natural-color (photo-like) satellite imagery because a thin sheen of oil only slightly darkens the already dark blue background of the ocean.
浮油出名的难以被发现在天然色卫星图像上，因为稀薄光泽的石油仅仅略黑于深蓝色的大海。
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The Americans have long pursued an "oil-spot" strategy-establishing areas of stability that would, with time, expand.