Horseradish is a long, rough, tapering root and tiny roots sprouting from the main root. Horseradish that brings tears to the eyes and heat to the tongue. Isothiocyanate is the compound that gives off the heat when exposed by eating or crushing horseradish.
Radish red PP is an edible root. It can be round or cylindrical and elongated. Its flesh is crisp and white.The radish produces green leaves that grow from the root above ground, which are also edible. They have the texture is slightly bitter and offers a hot radishy bite.