Disaccharides: Sucrose-fruit, table sugar. Lactose-milk. Maltose-germinating seeds. Polysaccharides: Starch: bread, rice, pasta, potatoes, seeds. Cellulose: fruit, vegetables, wholegrain cereals, nuts. Structural Role of Carbohydrates. 1  Cellulose walls of plant cells. 2  Chitin in the cell walls of fungi.
A RCRA hazardous waste is a waste that either appears on one of three lists created by the U.S. Environmental Protection Agency, or, if not on the lists, exhibits one of four characteristics of hazardous waste.
hazardous waste. (hÄz'Ér-dÉs) A used or discarded material that can damage the environment and be harmful to health. Hazardous wastes include heavy metals and toxic chemicals used in industrial products and processes as well as infectious medical wastes and radioactive materials such as spent nuclear fuel rods.