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Iron ore in this country was first discovered in North Carolina. [©Jupiter Images, 2010]

Science and Engineering » Physical Sciences

Where were the first successful ironworks in America?

Learn where the first successful ironworks in America were.

Technetium is a radioactive metallic element. [©Jupiter Images, 2010]

Science and Engineering » Physical Sciences

What is technetium?

Find out what technetium is and how it's used in medicine.

The hardness of steel depends on its alloy content. [©Jupiter Images, 2010]

Science and Engineering » Physical Sciences

What is the Q-BOP process for steelmaking?

Find out what the Q-BOP process is for steelmaking.

German silver is also known as nickel silver. [©Jupiter Images, 2010]

Science and Engineering » Physical Sciences

What is German silver?

Find out what German silver is and what it's used for.

High-quality pewter can be worked cold. [©Jupiter Images, 2009]

Science and Engineering » Physical Sciences

Which metal is the main component of pewter?

Find out which metal is the main component of pewter.

Expense or rarity does not make a metal precious. [©Jupiter Images, 2010]

Science and Engineering » Physical Sciences

What are the precious metals?

Find out what the precious metals are and what they're used for.

Synthetic gems are nearly indistinguishable from their naturally occurring counterparts. [©Jupiter Images, 2010]

Science and Engineering » Physical Sciences

Who made the first successful synthetic gemstone?

Find out who made the first successful synthetic gemstone.

Heavy water is used in nuclear reactors. [©Jupiter Images, 2010]

Science and Engineering » Physical Sciences

Who discovered deuterium?

Find out who discovered deuterium and what its makeup is.

Plastic can be broken up with a chemical solution that dissolves it. [©Jupiter Images, 2010]

Science and Engineering » Physical Sciences

How can plastics be made biodegradable?

Learn how plastics can be made biodegradable.

Carbon black is produced from incomplete combustion of methane. [©Jupiter Images, 2010]

Science and Engineering » Physical Sciences

What is carbon black?

Find out what carbon black is and what it's used for.

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