Sweden: New UV technology detects oil spills ///
Detecting an oil spill at sea can be difficult even in broad daylight. In darkness and under severe weather conditions, it can be an almost impossible task. A black patch of oil on dark water is very difficult to see, even when illuminated by a searchlight from a boat or helicopter.
Over the years, oil companies, as well as the coast guard have tested a whole range of methods for detecting oil spills at night: IR radiation, radar, lasers and several types of night-vision systems. These methods are both expensive and complex, while consistently failing to provide a satisfactory solution.
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