Why danger signal r usually represents by red colour?
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Danger signals are red in colour because the red colour is scattered the least by air, water or dust molecules. ... So, red light is used as a danger signal as it is able to travel the longest distance through the fog, rain, etc. without being scattered or faded away. please add me in brainlist
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red light is used as a danger signal as it is able to travel the longest distance through the fog, rain, etc. without being scattered or faded away
in science . the wave length of red colour is large
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