The extraction and recovery of usable or valuable material from scrap or other discarded materials. (from McGraw-Hill Dictionary of Scientific and Technical Terms, 6th ed.)
Previous Indexing
Conservation of Natural Resources (1996-2010)
Public MeSH Note
2011; see CONSERVATION OF NATURAL RESOURCES 1996-2010
History Note
2011; use CONSERVATION OF NATURAL RESOURCES 1996-2010
The extraction and recovery of usable or valuable material from scrap or other discarded materials. (from McGraw-Hill Dictionary of Scientific and Technical Terms, 6th ed.)