The local color writing is the form of regionalism, which came to prominence in the United States in the late 19th century.

They also include Stephen Hawking's early writing on black holes and Isaac Newton's 1672 landmark work on the nature of light and color and 1940 papers on the discovery of penicillin.

On the choosing of child food, the thing which gives people first visual effect was packaging color which can better move customer than just graph and explanation writing.