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How do kosher foods work?
recipes.howstuffworks.com/question416.htm
When a food package says "Kosher" or "Pareve," what does it really mean? How do Kosher foods work?
10 Common Indoor Air Pollutants
health.howstuffworks.com/wellness/common-indoor-air-pollutants.htm
You spend one third of your life asleep. But you spend your entire life breathing. Learn more about these 10 common indoor air pollutants.
How Often Should You Replace Your Hairbrush?
health.howstuffworks.com/skin-care/hair-care/styling-products/replace-hairbrush.htm
When was the last time you cleaned your hairbrush? Or bought a new one? Maybe it's time.
Go for Gold: The Olympics Quiz
entertainment.howstuffworks.com/gold-olympics-quiz.htm
Every two years, the world's elite athletes gather to take their shot at the ultimate prize: the Olympic gold medal. How much do you know about this storied event?
Answer These Yes or No Questions and We'll Guess the Best Time to Buy Your Dream Car
Whether you're on the search for a souped-up pickup truck or a classic American muscle car, take this quiz to find out the perfect time to start searching for your dream car - and planning that first epic drive.
Telling Doctors Not to Resuscitate, by Tattoo
Some people are communicating their end-of-life wishes by tattoo. Learn more at HowStuffWorks.
Doctors Provide Yet Another Reason to Never Hold in a Sneeze
Medical science continues to drive home the risks of holding in an explosive sneeze. Learn more at HowStuffWorks.
Room-temp Pizza: A Gamble or Good-to-go?
health.howstuffworks.com/food-nutrition/room-temp-pizza-gamble-or-good-to-go.htm
Leftover pizza is practically a staple in college dorms and bachelor pads, but is it safe to eat at room temperature?
Striking a Match in the Loo Helps Mask the PU
science.howstuffworks.com/striking-match-in-loo-helps-mask-pu.htm
We hold our nose and investigate.
Massive 'Angel Oak' Has Witnessed 500 Years of South Carolina History
science.howstuffworks.com/life/botany/angel-oak.htm
On Johns Island, South Carolina, stands an oak tree so big and beautiful that people come just to stand under its branches and feel the magic.