wastes

n.

any materials unused and rejected as worthless or unwanted

"they collect the waste once a week"; "much of the waste material is carried off in the sewers"

同义词：waste materialwaste matterwaste product

useless or profitless activity; using or expending or consuming thoughtlessly or carelessly

"if the effort brings no compensating gain it is a waste"

同义词：wastefulnessdissipation

the trait of wasting resources

"a life characterized by thriftlessness and waste"; "the wastefulness of missed opportunities"

同义词：thriftlessnesswastefulness

an uninhabited wilderness that is worthless for cultivation

"the trackless wastes of the desert"

同义词：barrenwasteland

(law) reduction in the value of an estate caused by act or neglect

同义词：permissive waste

Methods for chemical analysis of water and wastes
Methods for chemical analysis of water and wastes
Bioethanol production from agricultural wastes: an overview.
Pretreatment of Lignocellulosic Wastes to Improve Ethanol and Biogas Production: A Review
Anaerobic digestion of organic solid wastes: process behaviour in transient conditions
MANUAL OF METHODS FOR THE EXAMINATION OF WATER SEWAGE AND INDUSTRIAL WASTES.
A reverse logistics cost minimization model for the treatment of hazardous wastes
Natural radioactivity of Australian building materials, industrial wastes and by-products.
Current approaches to the revegetation and reclamation of metalliferous mine wastes.
An industrial approach in the search of natural antioxidants from vegetable and fruit wastes.