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Did cars ever have external combustion engines?
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Did cars ever have external combustion engines? Find out if external combustion engines have ever being used to power automobiles at HowStuffWorks.
How Wood Stoves Work
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Wood stoves work very well when they are maintained properly. Learn more about how wood stoves work at HowStuffWorks.
How Fireplaces Work
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Fireplaces are known for their warmth, but they can sometimes lose more heat than they provide. Learn about fireplaces at HowStuffWorks.
How the ZeroHouse Works
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The zeroHouse may be costly to build, but the zeroHouse could certainly save you on energy bills. Read more about the zeroHouse.
How to Choose a New Water Heater
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How to choose a water heater covers everything you should look for when purchasing a water heater for your home. Learn about choosing a water heater.
Understanding the Differences Between Big Rig and F1 Car Horsepower Ratings
auto.howstuffworks.com/question381.htm
So why does a diesel engine with huge torque and low maximum RPM get a low horsepower rating compared to a low torque, high revving race car engine? Find out why in this article.
What Does a Thermostat Do in a Car?
auto.howstuffworks.com/how-does-the-thermostat-in-a-cars-cooling-system-work.htm
How does the thermostat in a car's cooling system work? I had to test my thermostat today and was amazed as I watched it!
How to Insulate Windows: 6 Great Ways
home.howstuffworks.com/green-living/great-ways-insulate-windows.htm
Windows account for 25% of home heat loss. Learn more about these seven great ways to insulate your windows.
What's Right for Me: Stacked or Side-by-side Washer-Dryer?
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Which would you prefer -- a stacked or side-by-side washer-dryer? Check out this article about whether you should buy a stacked or side-by-side washer-dryer.
The Cotton Gin: Eli Whitney and the Impact on the U.S. Economy
science.howstuffworks.com/innovation/inventions/cotton-gin.htm
Explore the ingenuity of Eli Whitney's cotton gin, a machine that transformed cotton processing, reshaped industries and influenced economies.