colectare si eliminare deseuri din constructiiMetale neferoase: Aceste materiale nu au propriet??ile magnetice ale metalelor pe baz? de fier, deoarece nu au un astfel de factor. Materiale precum cuprul, alama, aluminiul ?i bronzul sunt exemple bune.Interesati-va ce ramane in urma procesarii. Preocupati-va de mediul inconjurator si asigurati-va ca m

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