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Bottled Water Basics: How Many Bottles of Water in a Gallon, and More
science.howstuffworks.com/environmental/green-science/bottled-water.htm
For a seemingly basic food product, bottled water has generated its share of controversy. Find out why.
How Ponzi Schemes Work
money.howstuffworks.com/ponzi-scheme.htm
A Ponzi scheme is a carefully orchestrated financial scam that's completely illegal. Learn how Ponzi schemes begin and how scammers generate big money.
How Grow Houses Work
science.howstuffworks.com/life/botany/grow-house.htm
Grow houses are homes devoted to growing marijuana. Learn why grow houses may be in your neighborhood, especially if you live in Cali or Vancouver.
How Sign Language Works
people.howstuffworks.com/sign-language.htm
Sign language has been used for centuries as a way to communicate with the deaf. Learn about sign language and see pictures of the sign language alphabet.
How Polar Bears Work
animals.howstuffworks.com/mammals/polar-bear.htm
Polar bears are iconic for their shocking whiteness, ferocity and sheer size. Learn about polar bears, polar bear diet and polar bear habitat.
How Black Boxes Work
science.howstuffworks.com/transport/flight/modern/black-box.htm
Black boxes help investigators determine what happened in an airplane accident. What's inside a black box and how does it record flight data?
How Zombie Computers Work
computer.howstuffworks.com/zombie-computer.htm
Zombie computers are computers that have been taken over by a hacker without the knowledge of the owner. Find out what zombie computers are and how they work.
Hearing Aid Basics
health.howstuffworks.com/medicine/modern-technology/hearing-aid.htm
Hearing aids are small electronic devices that amplify sound and help restore sound to the hearing impaired. Find out how hearing aids work.
How Crime-scene Clean-up Works
science.howstuffworks.com/crime-scene-clean-up.htm
When you watch crime drama on TV, you don't usually see what happens after the police and ambulance leave a murder scene. One thing those people do not do is clean up the blood. That's the work of a whole different team.
How the North American Eagle Works
auto.howstuffworks.com/north-american-eagle.htm
Team North American Eagle is on course to win the land speed record. Learn who team North American Eagle are and how they could win the race.