Items that have PM and other recoverable metals in them.

Howdy all,

Since I started collecting, recycling, and refining PM's a little while ago I've been keeping a database of sorts as to what sources I've found that have a PM in it and what type. Feel free to contribute yours as well.

Copper

• Stripped wire
• Plumbing pipes
• Car radiator
• Wiring harness
• Alternator

Gold

• Computer processors
• Embedded motherboard chips
• RAM pins
• PCU card pins
• Motherboard connectors
• Cell phone printed circuit boards
• Cell phone connectors
• Mining equipment: Ball mill/Crusher
• Printed circuit boards
• China sets/Dinnerware
• Jewelers polishing wheel waste
• Satellite Dish Low Noise Blocker (LNB)

Palladium

• Fuel Level Sensors in cars
• Catalytic converters
• Smoke detectors

Platinum

• Fuel Cell stack: Membrane Electrode Assembley (MEA)
• Catalytic converters
• Thermocouplers
• Oscilliscope
• Hard Drive disks coatings
• Sparkplugs
• Car engine control sensors
• Heated window switches and contacts

Silver

• Dinner sets (Forks, knives, Servers, etc)
• Unused silver nitrate film
• Electrical switches
• Plasma displays
• Pre-1965 US Mint coins