Studies show that high doses could cause cancer in rats, but the regulators maintain that no evidence exists that ingesting the coloring causes cancer in humans.

Isolated on white background. Coloring book for kids. Cheerful character. Vector illustration. Cute cartoon style. Fantasy page for children. Black contour silhouette. Isolated on white background.

Make your own acid-base indicator from red cabbage, then test various household substances. Acids and bases are classes of materials that have different properties. Acid-base indicators change color ...

The color that a substance turns a pH indicator is a characteristic property of that substance. An acid can neutralize a base, and a base can neutralize an acid Students squeeze red cabbage leaves in ...