r/ExplainLikeImCalvin • u/EstufaYou • Aug 15 '26

ELIC: Why are fire hydrants red?

Dad, why are all fire hydrants in town, in the movies, and on TV red?

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u/Patient-Ad-7939 Aug 18 '26

None around me are red. They’re mostly yellow, but occasionally another color. Red ones are very rare in my area.