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How Billiard Tables Work
electronics.howstuffworks.com/billiard-table.htm
"Billiards, also known as pool, is a game played all over the world. Learn how pool tables are made and about the variety of games played on them."
How Air Traffic Control Works
science.howstuffworks.com/transport/flight/modern/air-traffic-control.htm
There are about 5,000 planes in U.S. airspace every hour. How do these aircraft keep from colliding with each other? Learn about the intricate system that guides a plane from takeoff to landing.
How Customs Works
science.howstuffworks.com/transport/flight/modern/customs.htm
To most people a trip through customs is just another stop in an airport or a country's borders. But customs agencies do much more for their countries' governments. In fact U.S. Customs raises more revenue than any agency except the IRS. Find out why and how they do it.
How Coffee Works
science.howstuffworks.com/innovation/edible-innovations/coffee.htm
This stimulant drink comes from beans that are roasted and ground and, for many of us, it's a staple of life. But do you know where coffee grows and how it gets to America? How a French roast differs from an Italian roast? What a coffee cherry is? Or how decaffeinated coffee is made?
How Speakers Work
electronics.howstuffworks.com/speaker.htm
The best amplifier, receiver and CD player won't do you much good, if you don't have good speakers. Speakers are the final step in the stereo process -- the key component that turns electronic data into sound.
How Video Game Systems Work
electronics.howstuffworks.com/video-game.htm
Game consoles are complex computer systems specialized for game playing, and they can do some incredible things. Learn about the most popular consoles from the inside out.
How Internet Cookies Work
computer.howstuffworks.com/cookie.htm
Cookies are used by Web sites to keep track of their visitors. Are cookies letting Big Brother into your PC? Find out what Internet cookies are.
How Corrective Lenses Work
science.howstuffworks.com/innovation/everyday-innovations/lens.htm
Eyeglasses are one of the most common sights in the world. Learn what goes into creating the lenses and how to read an eyeglass prescription.
How Movie Projectors Work
entertainment.howstuffworks.com/movie-projector.htm
When you see a movie in the theater, do you notice the projector? Without it, you'd be staring at a blank screen. Enter the projection booth and learn what it takes to show a movie.
How Encryption Works
computer.howstuffworks.com/encryption.htm
How secure is the Internet for sending sensitive information? Learn all about encryption, authentication, hash algorithms and more.