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Why danger signals are Red and not Green in color?

In this article you will get to know that why danger signals are Red and not Green in color.

Apr 22, 2015 17:18 IST

    Q. Why danger signals are Red and not Green in color?

    Ans. Danger signals are Red and not green in color. The danger signs are usually red coloured because the red colour, has the longest wavelength compared to all other colours and could be easily observed through a naked eye from large distances.

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