The incandescent lightbulb's base has two metal contacts which connect to a metal filament.

Even the most basic factory machinery needs to be made somewhere. These roller conveyors are created using lasers and band saws.

The whoopee pie factory has a variety of delicious ingredients that give these traditional treats their signature taste.

Lemongrass is commonly used for aromatherapy as it has a pleasing, potent scent. It takes 66 pounds of lemongrass to make one quart of essential oil.

Multiple augers are the key component for this wintertime essential.

In race car engines, excess lubricating oil is stored in tanks rather than oil pans. This prevents the oil from sloshing around during the race.

These kettles were invented in the 1890's by Irish fisherman. They can easily boil water outdoors using twigs or other small materials.

This holiday classic is hand painted and carved using linden wood.

Each cartridge can house up to five blades. Multiple blades means fewer shaving strokes may be necessary.

Americans eat more bananas than any other fruit. Pair that with chocolate and you'll get a super delicious treat!

Candy canes, invented in the 1700s, now come in myriad colors and sizes. Find out how giant batches of sugary goop are transformed into beautiful, tasty striped candies. Be sure to brush your teeth after watching!

Tasty chocolate yule logs are a holiday tradition. Find out how these complicated pastries are made!

Many holiday feasts are anchored by big, juicy, savory hams. Follow the story of hams, from farm to table.

A dive computer is a diver's best friend. It measures the time and depth of a dive so a safe ascent can be calculated to avoid decompression sickness.

Before they appear above stores and restaurants, iluminated channel signs are creaed using vinyl and aluminum.

We don’t really know who invented them, but cupcakes have been around for more than a century.