Transuranic waste is material contaminated with radioactive elements heavier than uranium, such as plutonium, neptunium, americium and curium.
Waste that generally consists of protective clothing, tools, glassware, equipment, soils, and sludge that have been contaminated with man-made radioactive elements heavier than uranium on the periodic table of elements (atomic number of 92). These elements include plutonium, neptunium, americium, curium, and californium. Transuranic waste is produced during nuclear fuel assembly and during nuclear weapons research, production, and cleanup.