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How Slot Machines Work
entertainment.howstuffworks.com/slot-machine.htm
Slot machines are a popular form of gambling. Learn about modern slot machines and old mechanical models and find out the odds of winning on slot machines.
How Projection Television Works
electronics.howstuffworks.com/projection-tv.htm
Projection television can provide an HD picture at a range of sizes and prices. Learn about front and rear projections TVs and read HDTV reviews.
How Barrier Islands Work
science.howstuffworks.com/environmental/conservation/issues/barrier-island.htm
Barrier islands are vacation spots and amazing ecosystems. Learn about barrier island habitats, fighting erosion of barrier islands and development's effects on barrier islands.
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 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 Alcatraz Worked
people.howstuffworks.com/alcatraz.htm
Alcatraz was built to house the worst criminals and said to be impossible to escape. See pictures of Alcatraz and go inside Alcatraz prison to meet its inmates.
How the Tesla Turbine Works
auto.howstuffworks.com/tesla-turbine.htm
The Tesla turbine was one of the many inventions of Nikola Tesla, the father of alternating current. Learn more about the Tesla turbine.
How Comas Work
science.howstuffworks.com/life/inside-the-mind/human-brain/coma.htm
Learn the physiological processes that trigger a coma, how an actual coma differs from television depictions and how often people awaken after months or even years of being in a coma.
How E85 Ethanol Flex Fuel Works
auto.howstuffworks.com/fuel-efficiency/alternative-fuels/how-e85-ethanol-flex-fuel-works.htm
Learn what E85 is and why some people believe this alternative fuel has the potential to reduce our nation's dependence on foreign oil.