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How to Clean a Marble Tile Shower Floor
Keep your marble looking like new with these simple tips.
How the Tesla Turbine Works
auto.howstuffworks.com/tesla-turbine.htm
The Tesla turbine was one of the many inventions of Nikola Tesla, the father of alternating current. Learn more about the Tesla turbine.
How to Clean Lime from Windows and Other Surfaces
Lime spots from hard water can show up on just about any surface in your bathroom. But getting rid of those ugly marks isn't usually too difficult, especially if you make it part of your regular cleaning routine.
How Sunglasses Work
science.howstuffworks.com/innovation/everyday-innovations/sunglass.htm
Whether you're hitting the surf or the slopes or just spending a day on the lake, sunglasses are a must-have accessory. Find out if the $10 sunglasses are as good as the high-cost ones.
How green are green household cleaners?
Green household cleaners are advertised today as completely environmentally safe. But can we believe the marketing? Review green household cleaners.
How Telescopes Work
science.howstuffworks.com/telescope.htm
For centuries, curious observers have probed the heavens with the aid of telescopes. Today, both amateur and professional scopes magnify images in a variety of ways.
How Speakers Work
electronics.howstuffworks.com/speaker.htm
The best amplifier, receiver and CD player won't do you much good, if you don't have good speakers. Speakers are the final step in the stereo process -- the key component that turns electronic data into sound.
How Light Pollution Works
science.howstuffworks.com/environmental/green-science/light-pollution.htm
Light pollution is explained in this article. Learn about light pollution.
How Drum Brakes Work
auto.howstuffworks.com/auto-parts/brakes/brake-types/drum-brake.htm
Many cars today use drum brakes on the back two wheels. Get the complete scoop on drum brakes and check out some amazing graphics!
How Solar Cooking Works
science.howstuffworks.com/environmental/green-science/solar-cooking.htm
If you've ever seen a kid frying ants with a magnifying glass, you know that the concentrated power of the sun can create great heat. But what if that heat were applied to something a bit more productive -- something like cooking food?