Waste materials -- See Waste products Here are entered works on the debris resulting from a process, such as manufacturing, that is of no further use to the system producing it. Works on commercial products with recycled content are entered under Recycled products. --subdivision By-products under specific industries, e.g. Gas manufacture and works--By-products
Waste pickers -- See Ragpickers Here are entered works on those who pick up rags and refuse from the streets, public dumps, etc., as a means of livelihood.
Waste reclamation -- See Salvage (Waste, etc.) Here are entered works on reclaiming and reusing equipment, parts, structures, etc. Works on the processing of waste paper, cans, bottles, etc. are entered under Recycling (Waste, etc.). --subdivision Scrapping under individual land vehicles, e.g. Automobiles--Scrapping
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Waste recycling -- See Recycling (Waste, etc.) Here are entered works on the processing of waste paper, cans, bottles, etc. Works on reclaiming and reusing equipment, parts, structures, etc. are entered under Salvage (Waste, etc.) --subdivision Recycling under individual chemicals and groups of chemicals and individual materials and types of materials, e.g. Copper--Recycling; Metals--Recycling
