the disposal as rubbish of durable consumer goods and appliances
a receptacle where waste can be discarded
核廃棄物.
Waste disposal is a heavy issue.
reuse (materials from waste products)
the recovery of useful substances from waste products
waste which comes from the activities of everyday life
waste water from a factory
The unregulated disposal of industrial effluent [waste] despoils the environment.
工業廃水.