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What percentage of air pollution is due to cars?
auto.howstuffworks.com/percentage-of-air-pollution-due-to-cars.htm
What percentage of air pollution is due to cars? Visit HowStuffWorks to learn what percentage of air pollution is due to cars.
What Is Glycerol? 6 Uses for the Wonder Compound
science.howstuffworks.com/glycerine.htm
From soap to pharmaceutical products, glycerine has many applications.
Throughout History, Humanity Has Marveled at Solar Eclipses
history.howstuffworks.com/historical-events/historical-pictures-people-observing-solar-eclipses.htm
Check out this HowStuffWorks article and image gallery to see examples of people in the past watching and experiencing solar eclipses.
Test Your Knowledge: Weird Internet Meme Quiz
play.howstuffworks.com/quiz/weird-internet-meme
Memes are cultural touchstones that these days spread mostly online. How much do you know about these odd memes?
10 Great Hobbies for Busy Moms
lifestyle.howstuffworks.com/family/parenting/parenting-tips/10-great-hobbies-busy-moms.htm
Looking for some great hobbies for busy moms? Check out our list of 10 Great Hobbies for Busy Moms now!
What If We Had No Moon?
science.howstuffworks.com/no-moon.htm
What if Earth had no moon? HowStuffWorks looks at the science behind why we owe our moon some thank yous.
Quick Tips: 5 Best Fruits to Help Skin
health.howstuffworks.com/skin-care/information/nutrition/5-best-fruits-help-skin.htm
Fruits can help your skin look and feel better. See these quick tips to learn about the five best fruits to help your skin.
Can Tooth Decay Lead to Death?
health.howstuffworks.com/wellness/oral-care/problems/tooth-infections-lead-to-death.htm
HowStuffWorks looks at the big diseases that may occur if you have rotting teeth.
Can you use a professional dental pick at home?
health.howstuffworks.com/wellness/oral-care/products/professional-dental-pick-at-home.htm
Is it safe to use a dental pick without a dentist's supervision? Learn all about dental picks and whether or not dental picks are safe to use at home.
How much is too much when it comes to perfume?
lifestyle.howstuffworks.com/style/body-scents-fragrances/too-much-perfume.htm
Where do you draw the line with your fragrance? Learn how much is too much when it comes to perfume in this article.