The house color that tells you when a neighborhood is gentrifying
A Washington Post color analysis of D.C. found shades of gray permeate neighborhoods where markers of gentrification have ...
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The meaning of different fire hydrant colors
Red, yellow ... for a 4-story house that's 61 by 61 and 40 ft tall. Blue: 1500 GPM or more, for a 4-story house that's 70 by 70 feet and 40 ft tall. Some colors don't always refer to GPM.