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Environmental sciences
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Environmental protection
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Conservation of natural resources
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Metals--Conservation
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Substitute products
Substitute products
Topic
sh85129544
·
id.loc.gov
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Ersatz
Broader Terms (2)
Metals--Conservation
Substitution (Economics)
Related Terms (3)
Commercial products
Synthetic products
Waste products
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Narrower Terms (11)
Alternative fuels
Asbestos substitutes
Bauxite substitutes
▶
Fat substitutes
▶
Food substitutes
Ivory substitutes
▶
Leather substitutes
Paper substitutes
▶
Sugar substitutes
▶
Tea substitutes
Tobacco substitutes
