1. a substance produced by or used in chemistry. 2. chemicals, Slang. narcotic or mind-altering drugs or substances. adj. 3. of, used in, produced by, or concerned with chemistry or chemicals: a chemical formula. 4. used in chemical warfare: chemical weapons.
1 Quinoa is 100% whole grain and is close to being a perfect food source in the balance of nutrition it provides. 2  Technically it's not a grain but the seed of a leafy plant related to spinach. 3  Quinoa is an excellent source of protein - 12% to 18%. Quinoa can be substituted for almost any other grain. 2  Quinoa has a nutty, smoky flavor and is less filling than other grains and pastas. 3  Quinoa has been one of the primary foods of the Inca Indians for more than 5,000 years.
Quinoa field. . In theory quinoa is not a grain but it is used as a grain for its cooking attributes, it cooks like rice but requires a shorter cooking time. It is a species of goosefoot (Chenopodium) related to beets and spinach but grown primarily for its seeds.uinoa is a crop that originated in the South American Andes of Peru and Bolivia and was domesticated by pre-Columbian civilizations more than 6,000 years ago. For the Inca civilization quinoa was a staple food, second in importance after the potato.