CNN Anderson Cooper 360 December 30, 2014 04:45:00
>> i paint them red. our robots are red. the same color that plane is. because they're easier to see on the surface. they stand out on the ocean versus -- it's not natural to have a red object. life jackets are painted red. >> we saw during mh370 was a number of the submersibles were either red you see the so-called black boxes. they're orange in color. they were yellow though. is that -- >> yellow's another good color. actually some people are starting to use a lime green. but again, red is such a non-ocean color military boats are painted gray to blend in with the horizon and the ocean. whit...
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