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How Ice Rinks Work
entertainment.howstuffworks.com/ice-rink.htm
The things people do on ice rinks are so spectacular, we sometimes forget how remarkable ice rinks themselves are. Maintaining a proper ice rink is a real feat of engineering. Get a behind the scenes look at this very cool technology.
10 Disadvantages of Biofuels
auto.howstuffworks.com/fuel-efficiency/biofuels/10-disadvantages-of-biofuels.htm
Biofuels are hot now, but integrating them into our fuel use habits could be costly. Read more about 10 disadvantages of biofuels.
How Tankless Toilets Work
home.howstuffworks.com/tankless-toilet.htm
Tankless toilets, which conserve water and take up less space than standard models, are common in public restrooms and some urban homes. Are the benefits worth having one in your home?
How do fish rise and sink in the water?
animals.howstuffworks.com/animal-facts/question629.htm
How do fish rise and sink in the water? With a little help from gravity and buoyancy. Find out your answer to this question at HowStuffWorks.com
How the Toyota Prius Works
auto.howstuffworks.com/fuel-efficiency/hybrid-technology/toyota-prius.htm
The Toyota Prius is one of the most popular hybrids available. Learn all about the Toyota Prius at HowStuffWorks.
How Much Do You Know About Diesel Engines?
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The modern diesel engine is no longer the black smoke, difficult to start, noisy engine that it was a few decades ago. Modern diesel engines are efficient, powerful and above all, use far less fuel. But just how much do you know about engines run by an alternate fuel source?
Will buying a hybrid really pay off?
auto.howstuffworks.com/fuel-efficiency/hybrid-technology/buying-hybrid-pay-off.htm
Will buying a hybrid really pay off? Find out if buying a hybrid will really pay off at HowStuffWorks.
How green is a self-contained composting toilet?
home.howstuffworks.com/green-living/composting-toilet.htm
A composting toilet is a step beyond keeping your home as earth friendly as possible. Learn about composting toilets and how much water they save.
Exterior Paints
home.howstuffworks.com/home-improvement/home-diy/painting/exterior-paints.htm
Choosing the right exterior paints can be complicated. See this list of exterior paints, and find out which one will work best for your project.
Are grease cars legal?
auto.howstuffworks.com/fuel-efficiency/vehicles/grease-car.htm
A grease car can save you a lot of money on fuel, but can it also cost you in fines from the government? Learn about grease car legality and the EPA.