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Tungsten (wolfram) and articles thereof, including waste and scrap:

Molybdenum and articles thereof, including waste and scrap:

Tantalum and articles thereof, including waste and scrap:

Magnesium and articles thereof, including waste and scrap:

Cobalt mattes and other intermediate products of cobalt metallurgy; cobalt and articles thereof, including waste and scrap:

Bismuth and articles thereof, including waste and scrap:

Titanium and articles thereof, including waste and scrap:

Zirconium and articles thereof, including waste and scrap:

Antimony and articles thereof, including waste and scrap:

Manganese and articles thereof, including waste and scrap:

Beryllium, chromium, hafnium, rhenium, thallium, cadmium, germanium, vanadium, gallium, indium and niobium (columbium), and articles of these metals, including waste and scrap:

Cermets and articles thereof, including waste and scrap