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How Grills Work
home.howstuffworks.com/grill.htm
Grills provide us with an easy way to cook food over a fire. Learn about the different types of grills and read expert reviews on gas grills.
How Hydropower Plants Work
science.howstuffworks.com/environmental/energy/hydropower-plant.htm
Hydropower plants produce about 24 percent of the world's electricity and supply more than 1 billion people with power. Find out how hydropower plants work.
How to Start a Carpool
auto.howstuffworks.com/fuel-efficiency/fuel-economy/start-carpool.htm
A carpool saves money, helps the environment and allows members to talk before work/school. Learn how to start a carpool and about carpool etiquette.
Is there such a thing as a truly unselfish act?
science.howstuffworks.com/life/evolution/unselfish-act.htm
An unselfish act is an act in which one person benefits while the person performing the act gains nothing. Find out if an unselfish act is possible.
How In-flight Mobile Phone Services Work
computer.howstuffworks.com/in-flight-mobile-phone-services.htm
Have you ever wanted to use your mobile phone during a flight? Learn how in-flight mobile phone services work at HowStuffWorks.
Is fluoride considered a poison in most European countries?
health.howstuffworks.com/wellness/oral-care/products/fluoride-poisoning.htm
Fluoride is commonly added to drinking water but could be dangerous. Learn about fluoridation and fluoride poisoning.
Are Polar Bears Endangered?
science.howstuffworks.com/environmental/green-science/polar-bear-global-warming.htm
Polar bears and global warming are getting attention from conservationists and the general public. See why polar bears are threatened by global warming.
What Was in Peter the Great's Cabinet of Curiosities?
history.howstuffworks.com/history-vs-myth/peter-the-great-cabinet-curiosity.htm
Peter the Great was a feared leader but also an intellectual. Learn about Peter the Great and Peter the Great's love of academia and collectibles.
What's Oil Shale?
science.howstuffworks.com/environmental/energy/oil-shale.htm
Oil shale is just one unconventional oil source that's being researched. Learn how oil shale could save the day when - and if - we hit peak oil in the U.S.
What Is a Prepaid Phone? The Pros and Cons of 'Burners'
electronics.howstuffworks.com/prepaid-cell-phones.htm
Prepaid cell phones are a great alternative for people who are tired of contracts. Learn more about prepaid cell phones at HowStuffWorks.