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אין תוצאות חיפוש עבור: results/Low_density_and_resistance_to_corrosion_make_aluminium_and_titanium_useful_metals._These_metals_cannot_be_extracted_from_their_oxides_by_reduction_with_carbon._Current_methods_of_extraction_are_expensive_(many_stages__much_energy).,3,0,7033;7337;7368,0,30,1,tn,1.html