Materials Accepted : Platinum, Aluminum, Copper, Gold, Nickel, Silver, Zinc 7 materials

Materials Accepted : Platinum, Copper, Molybdenum, Nickel, Niobium, Precious Metals, Silver, Tantalum, Titanium, Tungsten 10 materials

Materials Accepted :Cobalt Alloys, Molybdenum, Nickel, Nickel alloys, Tantalum, Titanium Alloys, Tungsten 7 materials

Materials Accepted : Radiators, Alloys, Aluminum, Copper, Insulated Copper, Nickel, Titanium, Tungsten Carbide 8 materials

Materials Accepted : Radiators, Alloys, Aluminum, Aluminum Cans, Brass, Copper, Insulated Copper Wire, Nickel, Tungsten Carbide,… 13 materials