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How Relays Work
electronics.howstuffworks.com/relay.htm
Powered by electromagnets, a relay is simply a mechanical switch, and you'll find them all over a typical house or car. Find out what these simple components are doing in all your electrical stuff.
LTE Meaning: Understanding the Cell Phone Technology
electronics.howstuffworks.com/lte-meaning.htm
Next to the battery icon on your phone, you see "LTE," meaning ... meaning what, exactly? Learn how LTE helps you stream while also enabling smart cities.
What is the Dow Jones Industrial Average?
money.howstuffworks.com/personal-finance/financial-planning/dow-jones-industrial-average.htm
The Dow Jones Industrial Average tracks a variety of stocks to assist investors. Learn how the dow jones keeps tabs on the stock market.
What is coal gasification?
science.howstuffworks.com/environmental/energy/coal-gasification.htm
What is coal gasification? Learn what coal gasification is in this article.
Will an air purifier help with your allergies?
An air purifier may help relieve allergy symptoms if used properly. Find out how air purifiers may help with allergies from this article.
How Radon Works
home.howstuffworks.com/home-improvement/household-safety/radon.htm
In places where uranium is common in the soil, radon is a popular topic of discussion. Even though radon is "completely natural," it can be a real health hazard. Learn how radon forms and why it is so dangerous.
How Solar Battery Chargers Work
electronics.howstuffworks.com/gadgets/travel/solar-battery-chargers.htm
Solar battery chargers are popular automotive gadgets. Learn more about solar battery chargers at HowStuffWorks.
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?
The Ultimate Repairing a Small Engine Quiz
play.howstuffworks.com/quiz/repairing-small-engine-quiz
Many of our household tools and vehicles - like lawnmowers, chainsaws, outboard boats and snowmobiles - are powered by small engines. It's a good idea to have a working knowledge of how these systems work and what to do when they don't. Take this quiz and find out if you've got the skills to repair and maintain small engines!
How Nuclear Power Works
science.howstuffworks.com/nuclear-power.htm
On the one hand, nuclear power offers a clean energy alternative that decreases fossil fuel dependence. On the other, it summons images of quake-ruptured Japanese power plants leaking radioactive water. What happens in reactors in good times and bad?