Stone wool insulation was originally discovered by...an erupting volcano!?!

These soap carvings are far too delicate to be used on scrubbing duty. Check out how these beautiful sculptures are created.

Find out how sparklers get their sizzle on this clip from Science Channel's "How It's Made."

Have you ever wondered how roller skates are made? Learn more with Science Channel's "How It's Made."

Ever wonder how Audi makes their sleek, stylish and green cars? Find out now!

This clip from The Science Channel's "How It's Made," gives veiwers a closer look at how binoculars keep everything in focus.

Prehistoric man created colorful dyes with a mix of dirt and animal fat. How is pigment made today?

Cast iron cookware is known for its ability to absorb and retain heat and distribute it evenly. What's the difference between raw and enameled cast iron cookware?

Car doors have come a long way over the last century. Today, they are smaller, stronger and even contain electronic gadgetry.

Bio diesel is a more eco-friendly diesel fuel that's made from vegetable oil or animal fat and does not require any petroleum to produce.

Today's steering wheels do more than just one job. Not only do they allow drivers to control a vehicle's direction, but they also contain electronic controls for several other functions like air, music and cruise control settings.

Surgical rubber gloves were first implemented at Johns Hopkins Hospital. Watch this video to see how rubber gloves are made.

Millefiori is Italian for a thousand flowers. It's also an accurate title for this elaborate method of glass making.

Learn how a Pinball Machine is made.

Rock salt is used on icy roads to lower the ice's melting point and clear the surface for traffic. So how is it made?

Nut crackers aren't just functional devices. They're also a favorite holiday decoration! Find out how nut crackers are made.