Is it an acid, base, or neutral? 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.

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

red cabbage captivates with its intense purple color and a slightly sweeter, spicier taste. Despite their visual differences, the taste of green and red cabbage is surprisingly similar.