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Can varicose veins lead to blood clots?
health.howstuffworks.com/skin-care/problems/beauty/varicose-veins-lead-to-blood-clots.htm
Can varicose veins lead to blood clots? Find out if varicose veins can lead to blood clots and serious medical conditions.
How Do Chameleons Change Color? And Why?
animals.howstuffworks.com/animal-facts/chameleons-change-colors.htm
Chameleons change color whenever they feel agitated, exhilarated, threatened or excited. OK, but how?
How to Make Gel Candles
lifestyle.howstuffworks.com/crafts/diy-gift-guide/how-to-make-gel-candles.htm
Do you know how to make gel candles? Find out how to make gel candles in this article from HowStuffWorks.
How does a Magna Doodle Work?
entertainment.howstuffworks.com/question284.htm
How does a Magna Doodle Work?
What is the difference between a fluorescent light and a neon light?
home.howstuffworks.com/question293.htm
Have you ever wondered what the difference is between a fluorescent light and a neon light? We'll explain both technologies in this article.
Is the army testing an invisible tank?
science.howstuffworks.com/invisible-tank.htm
An invisible tank could give any military a distinctive edge on the battlefield. Find out how the British army is developing an invisible tank.
How Photographic Film Works
electronics.howstuffworks.com/film.htm
Photographic film has been around for more than a century, and it's still the best way to capture an image. Discover what's going on when you take a picture.
How Luminol Works
science.howstuffworks.com/luminol.htm
Have you seen investigators on crime shows who spray some stuff on a "clean" carpet and suddenly -- blood stains! Well, of all the fictional technology on TV, it turns out this stuff is real! Find out how luminol reveals the blood.
How Light Bulbs Work
home.howstuffworks.com/light-bulb.htm
The light bulb hasn't changed a whole lot in its 120 years -- the original design was just that good. Apparently, you can throw together a filament, a glass mount, an inert gas and a bit of electricity and change the world. Learn what happens when yo
How to Prepare Your Car for Winter
Do you know how to prepare your car for winter properly? Read these tips on how to prepare your car for winter so you'll be prepared for ice or snow.