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How can alcohol be good for your heart?
health.howstuffworks.com/diseases-conditions/cardiovascular/heart/alcohol-good-for-your-heart.htm
Alcohol may be good for your heart, according to some recent studies. Learn why alcohol could be good for the heart and find out why some doctors disagree.
How Often to Change Your Furnace Filter
home.howstuffworks.com/home-improvement/heating-and-cooling/air-filters-clean.htm
If my home's air filters are clean when I change them, are they really working? Find out the answer to this and learn more about air filters.
5 Innovative Greenhouses
recipes.howstuffworks.com/5-innovative-greenhouses.htm
Greenhouses are undoubtedly an integral part of humanity's future. Check out these 5 innovative greenhouses to see the future of green gardening.
How the Dyson Bladeless Fan Works
electronics.howstuffworks.com/gadgets/home/dyson-bladeless-fan.htm
The Dyson Air Multiplier works like a fan, but it has no blades. Can it be as effective as a traditional fan? What's so different about it?
Top 5 Energy-efficient Computers
science.howstuffworks.com/environmental/green-tech/sustainable/5-energy-efficient-computers.htm
Energy efficiency is starting to rank right up there with speed and power in terms of desirable attributes for a computer. What are five of the most energy-efficient computers on the market?
Windows Down or A/C on — Which Is More Fuel-efficient?
auto.howstuffworks.com/fuel-efficiency/hybrid-technology/driving-with-windows-down.htm
How do you know when you should be driving with your windows down? Read this article to find out when you should be driving with your windows down.
How Cord Cars Work
auto.howstuffworks.com/cord-cars.htm
Cord entered the 1920s with a car that was a success -- the Cord Auburn -- and one that should have been -- the Cord L-29. Read more in this article.
What are fuel mapping computers?
auto.howstuffworks.com/fuel-efficiency/fuel-consumption/fuel-mapping-computer.htm
Fuel mapping computers regulate the mixture of air and fuel in your car's engine to keep it running smoothly. Learn more about fuel mapping computers here.
How RV Hitches Work
auto.howstuffworks.com/auto-parts/towing/vehicle-towing/rv/rv-hitches.htm
RV hitches are vital accessories for RV owners. Learn all about RV hitches at HowStuffWorks.
How can plane travel increase the risk of heart attack?
health.howstuffworks.com/diseases-conditions/cardiovascular/heart/plane-travel-heart-attack.htm
How can plane travel increase the risk of having a heart attack? Learn why plane travel encourages blood clots that can increase the risk of heart attack.