Iodine is a chemical element with symbol I and atomic number 53. The heaviest of the stable halogens, it exists as a lustrous, purple-black metallic solid at a standard conditions that sublimes readily to form a violet gas. The elemental form was discovered by the French chemist Bernard Courtois in 1811.
Definition of CHOLLA. : any of numerous shrubby opuntias chiefly of the southwestern United States and Mexico that have needlelike spines partly enclosed in a papery sheath and cylindrical joints âcalled also cholla cactus.
Nopal: The Health Magic In The Edible Cactus Plant March 13 2016, 0 Comments. The Nopal cactus, also known as âprickly pear,â is an edible cactus plant native to the mountains of Mexico. It has been used since ancient times as both a food and as a medicine for its health benefits.