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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.
Cadmium: The Highly Toxic Metal That Powers the World
science.howstuffworks.com/cadmium.htm
Cadmium is a natural metal and the leading component in rechargeable batteries and solar cells. It is also highly toxic and heavily regulated.
Can You Identify These Red Logos from a Closeup?
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Red demands attention, which is exactly what businesses want from potential customers! When it comes to logos, will you have a red letter day or just get red in the face? Find out by taking the quiz!
How the Nuclear Arms Race Works
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The nuclear arms race was a frantic era in which several nations tested nuclear technology and stockpiled warheads. Read about the nuclear arms race.
10 Disadvantages of Biofuels
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Biofuels are hot now, but integrating them into our fuel use habits could be costly. Read more about 10 disadvantages of biofuels.
Why Are School Buses Yellow?
science.howstuffworks.com/why-are-school-buses-yellow.htm
The iconic "school bus yellow" was the invention of an educator named Frank Cyr. But if yellow is so good for visibility, why don't all fire trucks use it too?
How Oil Drilling Works
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Oil drilling a complex process that involves the drilling and pumping of oil from underground wells. Learn about oil drilling and the oil drilling process.
10 Ways to Break Into a House
home.howstuffworks.com/home-improvement/household-safety/10-ways-to-break-into-a-house.htm
You might be surprised at the tricks burglars can use to sneak inside your home. Not because they're so cunning, but because they're really quite simple. What should you be on the lookout for?
What Is Avogadro's Number?
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That's one seriously big number, and technically Amedeo Avogadro didn't even come up with it. So how did the Italian chemist make such an indelible (numerical) mark on the wonderful world of chemistry?
Which is greener, bagging your grass or leaving your clippings there?
home.howstuffworks.com/mulch-vs-bag-grass.htm
Bagging your grass is not a bright idea. All you're doing it filling landfills. Learn why bagging your grass is harmful for the environment.