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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.
What if I pumped pure oxygen into my car engine instead of using the air in the atmosphere?
auto.howstuffworks.com/oxygen-engine.htm
Pure oxygen in an engine would produce a dramatic increase in horsepower. Learn about pumping pure oxygen in an engine.
Home Remedies for Cats with Scrapes and Scratches
animals.howstuffworks.com/pets/home-remedies-for-cats-with-scrapes-and-scratches.htm
A cat with scrapes or scratches can run the risk of getting an infection. Learn some home remedies for cats with scrapes and scratches.
How To Know When Your Computer's CMOS Battery Is Dead
computer.howstuffworks.com/how-to-know-when-computer-battery-is-dead.htm
Knowing when your computer's CMOS battery is dead is important. This article will help you spot CMOS battery failure.
Can We Guess If You Wear Glasses?
play.howstuffworks.com/quiz/can-we-guess-if-you-wear-glasses
Well, aren't you quite the spectacle? Or should we say, a sight for sore eyes? Whether you wear glasses or not, we're about to put your peepers to the test with this fab four-eyes quiz.
Are You Ready to Backpack Europe?
play.howstuffworks.com/quiz/are-you-ready-to-backpack-europe
Ah, Europe! The sights, the culture, the glamour ... It's certainly the birthplace of Western civilization. However, backpacking your way across Europe is a feat that requires some savvy planning. Are you ready for it? Take this quiz and find out!
Which Color Describes Your Current Relationship?
play.howstuffworks.com/quiz/which-color-describes-your-current-relationship
Whether your current relationship is crazy like "Banana Mania" or as calm as "Deep Space Sparkle," we're going to find out if your love life has that "Fiery Rose" flicker! That is, unless things are at an "Absolute Zero" right now ...
5 Tips for Cleaning as You Go
Looking for some tips on how to clean as you go? Check out our list of 5 Tips for Cleaning as You Go now!
Racial History: Oregon Was Whites-only Until 1926
history.howstuffworks.com/historical-events/racial-history-oregon-was-whites-only-until-1926.htm
Oregon's constitution specifically forbade blacks from living in the state until 1926. HowStuffWorks Now talks about how that happened.
How close are we to a meal pill?
recipes.howstuffworks.com/meal-pill.htm
A meal pill might cure world hunger. Find out how close we are to developing a meal pill at HowStuffWorks.