prov:value
| - Typical magnetic or magnetizable materials include such metals as cobalt, iron, nickel, and the like; alloys and mixtures of such metals as aluminum, cobalt, copper, iron, magnesium, nickel, tin, zinc, antimonium, beryllium, bismuth, cadmium, calcium, manganese, selenium, titanium, tungsten, vanadium, and the like; metallic compounds including metal oxides such as aluminum oxide, iron oxide, coppe
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