If you are cleaning out a house, don’t make the mistake of tossing items that contain gold, silver, or other valuable metals. Here’s a checklist of the places you should be sure to look.

If you dream about making a fortune trading in precious metals, you have probably been wondering whether a new golden age in precious metal investing could soon begin if the Infrastructure and Jobs Act (also known as H.R. 3684) becomes law. You, like us, are envisioning huge quantities of gold scrap, silver scrap, and even platinum scrap piling up in scrapyards. Pull up your pick up, load up, and be ready to become a billionaire.

All kinds of statistics get thrown around in the world of recycling precious metals. Here are some we have heard . . .

1. “Cellphones contain about two cents’ worth of gold . . . “

2. “An old cathode ray computer monitor contains a nickel’s worth of gold . . .”

3. “A ton of electronics scrap should contain about 12 ounces of gold . . .”

Did you know that some thermocouples contain gold and gold alloys? They are highly specialized, not the kind of thermocouples or thermocouple wire that you can pull out of old stoves or air conditioners. They are usually used in laboratory settings to measure low to moderate temperatures. If you acquire even a small quantity of them...