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How Does a Breathalyzer Work?
electronics.howstuffworks.com/gadgets/automotive/breathalyzer.htm
A roadside sobriety test of touching one's nose or walking a straight line cannot rule out a high blood alcohol concentration. That's why the Breathalyzer is such a game-changer. But how does a Breathalyzer work? Read on to find out!
Will a Shark Drown if It Stops Moving?
animals.howstuffworks.com/fish/sharks/shark-drown.htm
Can a shark drown if it stops moving is a question that people have been asking since they laid eyes on the shark. Find out how can a shark drown.
How In-flight Mobile Phone Services Work
computer.howstuffworks.com/in-flight-mobile-phone-services.htm
Have you ever wanted to use your mobile phone during a flight? Learn how in-flight mobile phone services work at HowStuffWorks.
Is fluoride considered a poison in most European countries?
health.howstuffworks.com/wellness/oral-care/products/fluoride-poisoning.htm
Fluoride is commonly added to drinking water but could be dangerous. Learn about fluoridation and fluoride poisoning.
How Lithium-ion Batteries Work
electronics.howstuffworks.com/everyday-tech/lithium-ion-battery.htm
Lithium-ion batteries are incredibly popular these days. You can find them in laptops, PDAs, cell phones and iPods. Find out why.
Top 5 Ways for the Aging to Remain Socially Engaged
health.howstuffworks.com/wellness/aging/senior-health-lifestyle/socially-engaged.htm
Looking for ways to remain socially engaged as a senior? Take a look at these top 5 ways for seniors to remain socially engaged and get informed.
Baby Skin Information
health.howstuffworks.com/skin-care/information/skin-types/baby-skin.htm
Ever wonder why a baby's skin is so soft? Visit HowStuffWorks to learn all about baby skin.
Hemangiomas
health.howstuffworks.com/skin-care/problems/baby/hemangiomas.htm
Hemangiomas are a type of birthmark. Learn more about how hemangiomas work at HowStuffWorks.
How Christmas Lights Work
people.howstuffworks.com/culture-traditions/holidays-christmas/christmas-lights.htm
Have you ever been standing in your living room with a strand of Christmas lights that just won't work? We'll explain why this happens.
Top 10 Eradicable Diseases
health.howstuffworks.com/diseases-conditions/infectious/10-eradicable-diseases.htm
Here are 10 eradicable diseases on the brink of extinction thanks to breakthroughs in science. Check out 10 eradicable diseases at howstuffworks.com.