Who were the first people to use ingots, the first form of metal money?

Just updated: 50+ Ways to Make Money (including 30+ work from home jobs)

More ways to make money:
FlexJobs – Find remote and flexible jobs in over 50 career fields from all over the world.

Swagbucks – Earn free gifts and cash-back rebates by searching the web, playing games, watching videos, shopping, and more.

Writers Work – Find freelance writing jobs and publish your articles, all while working from home.

Public.com – Get free stock just for signing up for this investment app.

Question: Who were the first people to use ingots, the first form of metal money?

Answer: The Sumerians in ancient Mesopotamia (modern Iraq) were the first people to use ingots, the first form of metal money.

When did the motto “In God We Trust” first appear on U.S. paper currency?

What is the counting capacity of a modern coin-counting machine?