| http://www.w3.org/ns/prov#value | - Recycling is subdivided into nine categories which are reported separately: Recovery of solvents, recovery of organic pollutants (not solvents), recovery of metals and metal compounds, recovery of inorganic materials (not metals), recovery of acids and bases, recovery of catalysts, recovery of pollution abatement residues, refining or reuse of used oil and other recycling.
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