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Image: Litmus paper

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Original image(2,272 × 1,704 pixels, file size: 931 KB, MIME type: image/jpeg)

Description: Blue (top) and red (bottom) litmus paper. When litmus paper is placed in acid, the red stays red (bottom right) and the blue turns red (top right). When litmus paper is placed in base, the blue stays blue (top left) and the red turns blue (bottom left).
Title: Litmus paper
Credit: Own work
Author: Chemicalinterest
Usage Terms: Public domain
License: Public domain
Attribution Required?: No

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