Tin, Titanium, Zinc and Zirconium.
Arsenic, Barium, Beryllium, Caesium and Germanium.
Potassium, Ruthenium, Thallium and Tungsten.
All 50
Aluminium, Calcium, Cinnabar (Mercury), Lead and Magnesium
Lithium, Rubidium, Scandium and Strontium.
Antimony, Bismuth, Cadmium, Chromium and Cobalt.
All 50
Rhodium, Selenium, Technetium and Tellurium
Copper, Gold, Iron, Coal and Charcoal.
Raw Materials
Tantalum, Vanadium and Yttrium.
Nickel, Osmium, Platinum, Silicon, Silver and Sodium.
Aluminium
Gallium, Iridium, Manganese, Molybdenum and Palladium.
Hafnium, Indium, Niobium, Phosphorus and Rhenium
All 50