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How Off-peak Cooling Systems Work
home.howstuffworks.com/home-improvement/heating-and-cooling/off-peak-cooling-systems.htm
Off-peak cooling systems can help cool your home in an energy-efficient way. Learn about off-peak cooling systems.
How In-dash Night-vision Systems Work
electronics.howstuffworks.com/gadgets/automotive/in-dash-night-vision-system.htm
You might have heard about in-dash night-vision systems, but how much do you really know? Learn about in-dash night-vision systems at HowStuffWorks.
How to Avoid BPA Exposure from Cash Register Receipts
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A few simple changes to your shopping routine can avoid potential risks. Learn more about avoiding BPA exposure from cash register receipts.
How Gliders Work
science.howstuffworks.com/transport/flight/modern/glider.htm
Flying in a glider is about as close as you can get to soaring like a bird. Amazingly, these graceful machines manage their maneuvers without an engine. Learn how gliders fly without power.
How can you print without ink?
computer.howstuffworks.com/print-without-ink.htm
Is it possible to print without ink? Companies are working on new technology that would enable inkless printing. Learn how to print without ink.
Is there a way to get solar energy at night?
science.howstuffworks.com/environmental/green-tech/energy-production/solar-energy-night.htm
Getting solar energy at night is one of the major problems with solar energy. Learn about getting solar energy at night.
How to Insulate Windows
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Insulating windows can help save on energy costs. Learn how to insulate windows at HowStuffWorks.
How Much Coal Is Required to Run a 100-watt Light Bulb 24 hours a Day for a Year?
science.howstuffworks.com/environmental/energy/question481.htm
Where electricity is produced from a coal fired power station, how much coal is required to run a 100-watt light bulb 24 hours a day for one year?
How Military Camouflage Works
science.howstuffworks.com/military-camouflage.htm
Camouflage is critical in military operations. Learn about different types of camouflage and see how the art of blending in is keeping up with modern detection systems.
Are clay roofing tiles a green choice?
home.howstuffworks.com/home-improvement/construction/green/clay-roofing-tiles-green-choice.htm
Are clay roofing tiles a green choice? Visit HowStuffWorks.com to learn if clay roofing tiles a green choice?