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How Welding Works
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Welding is what makes bridges, skyscrapers and automobiles possible. Learn about the science behind welding.
5 Green NASA Inventions
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NASA's technological innovations haven't just gotten us to the moon and beyond -- some have also helped make life a little greener here on Earth. What are five surprisingly grounded technologies spearheaded by NASA?
10 Cleaning Chores Best Left to Professionals
There are some cleaning chores best left to professionals. Check out 10 cleaning chores best left to professionals.
How the Sovereign Citizen Movement Works
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Sovereign citizens' anti-government beliefs seem outlandish, but do they have a legal basis? Find out in this article at HowStuffWorks.
How American Exceptionalism Works
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'American Exceptionalism' is a term that's been used both positively and negatively. Find out the meanings of American Exceptionalism at HowStuffWorks.
10 Stand-up Facts About Waterless Urinals
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Waterless urinals still haven't quite broken through to the mainstream, but they can save users billions of gallons of water over standard models. Read on to find out how they work, and stay safe and sanitary.
How the Rules of War Work
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What are the basic rules of war? Learn what acts are considered war crimes in this HowStuffWorks article about the rules of war.
10 Types of Teens: A Field Guide to Teenagers
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Learning 10 types of teens could make parenting a little easier. What type of teen are you raising? Learn in this field guide to teenagers.
Contact Dermatitis
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Contact dermatitis is often caused when one comes into contact with certain allergens. Learn more about how contact dermatitis works at HowStuffWorks.
Top 10 Green Heating and Cooling Technologies
Compared to standard heating and air systems, going green is better for the environment -- and your wallet because they use less energy. So what kind of green HVAC systems are on the market today? Read on to find out.