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 wastes are poisonous byproducts of manufacturing, farming, city septic systems, construction, automotive garages, laboratories, hospitals, and other industries. The waste may be liquid, solid, or sludge and contain chemicals, heavy metals, radiation, dangerous pathogens, or other toxins.ubstances that are not on the list but are toxic are also considered hazardous waste and subject to EPAâs rules. The Superfund Act contains rules about cleaning up hazardous waste that was dumped illegally.