Cobalt, thorium nitrate
Mixed Nickel / Cobalt Hydroxide
Copper, zinc, nickel, lead (pb) and cobalt
Copper, manganese, tin, tantalum, coltan, niobium, cobalt
Cadium ingot, nickel plate, nickel powder, cobalt powder, cobalt sheet, bismuth ingot, potassium hydroxide
Copper, zinc, nickel, lead(pb) and cobalt, abrasive belt, used mobile phones
Ash, dross, scrap of cobalt, nickel, tin, copper
Tungsten carbide, high nickel scrap,cobalt scrap,nd magnet,iridium.ruthenium