Waste (or wastes) are unwanted or unusable materials. Waste is any substance discarded after primary use, or is worthless, defective and of no use.
https://en.m.wikipedia.org/wiki/Waste
HEIGHT 400
Wikipedia 
WasteWaste (or wastes) are unwanted or unusable materials. Waste is any substance discarded after primary use, or is worthless, defective and of no use.
https://en.m.wikipedia.org/wiki/Waste
HEIGHT 400
Wikipedia