Our mobile phones, X-boxes, TVs and all the rest all use such tantalum capacitors.

FORBES: My Nomination For Worst Law Of The Year: Dodd Frank On Conflict Minerals

Coltan is the shortened name of the ore, columbo-tantalite, from which the tantalum to make capacitors is extracted.

FORBES: What On Earth Is Slaveryfootprint.org Talking About Here?

Tantalum itself is used to make the capacitors which go into electronic equipment.

FORBES: My Nomination For Worst Law Of The Year: Dodd Frank On Conflict Minerals

Tantalum is an ingredient of the best electronic capacitors.

FORBES: What On Earth Is The Economist Talking About Here?