03-23-2020, 12:19 PM
quote:
Originally posted by terracore
quote:
Originally posted by Obie
Gold is used in electrical contacts. The airbag system in your car has gold in it too.
There is a small amount of gold in an iPhone too. It is recovered during the recycling process. Silver is actually a better electrical conductor than gold. But silver oxidizes, so in circuits where the conductor has to have contact with the air, gold or copper is used.
ETA: If your car ever needs the catalytic converter replaced, make sure you tell the mechanic you want to keep it. I sold mine on eBay to a buyer who knew how to extract the platinum and other precious metals out of it.
Is Big Island Coin sold out of gold or silver coins? Anyone ever check out their prices and availability of coins?