| prov:value
| - No. 21, 39 or 57-71) 369 Lead, zinc, or cadmium 370 Iron, cobalt, nickel, or manganese 371 Vanadium, niobium, tantalum, chromium, molybdenum, or tungsten (V, Nb, Ta, Cr, Mo, or W) 372 Aluminum 373 And elemental alkali or alkaline earth metal, magnesium, beryllium, or nonmetal element other than halogen produced 374 Utilizing specified current distributing means or method other than wire connecting
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