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What is the background colour of warning signs in the basic category?
(A) Blue
(B) White
(C) Yellow
(D) Green
Ans: – “Yellow” is the correct answer (Yellow background with black borders and symbols)
Explanation:
Warning signs are always in yellow colour with black borders and symbols. Basically, yellow signs should be used to make people aware of dangers and physical hazards.
Yellow colour signs indicate fall hazards, trip hazards, hearing damage, high voltage, etc. Actually, yellow colours are very eye-catching or high-visibility colours and it is the first colour that the human eye can notice in the case of the unconscious mind.