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How are TV commercials produced?
entertainment.howstuffworks.com/how-does-tv-commercial-production-work.htm
The average TV commercial is 30 seconds. So they should be fairly easy to shoot, right? Wrong. Learn about TV commercial production at HowStuffWorks.
How Often Should You Replace Your Toothbrush?
health.howstuffworks.com/wellness/oral-care/products/replace-toothbrush.htm
When was the last time you replaced your toothbrush? And how often should you?
Contesta estas preguntas de sí o no y adivinaremos el signo zodiacal de tu alma gemela
Si planeas tener un alma gemela, ¡más vale que sepas que signo zodiacal tiene! Contesta sí o no y te diremos cuál es su signo.
How Subways Work
science.howstuffworks.com/engineering/civil/subway.htm
London without the Tube? New York without its underground scene? Atlantans gliding straight from their MARTA stops to the airport? What would life be like without our underground transportation system?
How the Scientific Method Works
science.howstuffworks.com/innovation/scientific-experiments/scientific-method.htm
The scientific method is something that all of us use almost all of the time. Learn more about the scientific method and the steps of the scientific method.
How M1 Tanks Work
science.howstuffworks.com/m1-tank.htm
M1 tanks are the world's most technologically advanced tanks. Find out about M1 tanks, the type of weapons M1 tanks use and how an M1 tank keeps its crew safe.
How Refrigerators Work
home.howstuffworks.com/refrigerator.htm
Without the refrigerator, you'd be salting your meat, tossing leftovers and drinking everything warm. Examine the inner workings of this food-preservation icon.
How Washing Machines Work
home.howstuffworks.com/washer.htm
A washing machine is actually an amazing device once you get inside. Learn about the agitator, the pumps, the controller and much more!
How Silly String Works
entertainment.howstuffworks.com/silly-string.htm
In December 2006, news agencies reported that American and British troops in Iraq had developed an inventive method for finding tripwires: spraying Silly String. Find out how Silly String works.
17 Home Remedies for Diaper Rash
health.howstuffworks.com/wellness/natural-medicine/home-remedies/home-remedies-for-diaper-rash.htm
Read about gentle, effective home remedies for diaper rash that include both simple tricks and things you'll find in your kitchen.