Commodity

a good where 2 units of output are indistinguishable from each other

investment asset category, typically of raw or minimally-process materials

• energy: oil (raw/crude and others), Natural Gas, etc.

• metals: gold, silver, platinum, aluminum, palladium, etc.

• agricultural products: corn, pork bellies, etc.

Jim Rogers' RICI http://www.beelandinterests.com/The%20RICI.html