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Closing Your Bedroom Door at Night Could Save Your Life
home.howstuffworks.com/home-improvement/household-safety/close-before-you-doze.htm
The 'Close Before You Doze' campaign is on a mission to get you to sleep with your bedroom doors closed. Why? Fire safety.
Oil Diffusers Make Your House Smell Great, But Are They Safe?
health.howstuffworks.com/wellness/natural-medicine/aromatherapy/oil-diffuser-safe.htm
Burning some essential oils around your home may make it smell really nice. But could there be some side effects you should be worried about?
Can You Answer These $100 "Who Wants to Be a Millionaire" Questions?
play.howstuffworks.com/quiz/can-you-answer-these-100-who-wants-to-be-a-millionaire-questions
Have you watched "Who Wants to Be a Millionaire" and thought, "Those $100 questions are easy?" Prove it! Test your general knowledge of basic facts with this quiz!
How Much Do You Know About the Ottoman Empire?
play.howstuffworks.com/quiz/how-much-do-you-know-the-ottoman-empire
Are you a true history buff who loves nothing more than the fun facts of the past? Put your knowledge of the Ottoman Empire to the test with this quiz!
Only Someone With an IQ of 130+ Can Solve All of These Riddles! Can You?
play.howstuffworks.com/quiz/only-someone-an-iq-130-can-solve-all-these-riddles-can-you-1
Riddles have fascinated people for centuries, but how well can you solve them? Put your riddle-solving skills to the ultimate test with this HowStuffWorks quiz!
Can You Pass a 1980s Trivia Quiz?
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The '80s were an incredibly eventful decade of the 20th century. From wars to political standoffs to wacky cultural changes, the '80s had it all. Can you pass muster against our tough '80s quiz?
Can You Ace This Hard Harry Potter Quiz?
play.howstuffworks.com/quiz/the-hardest-harry-potter-quiz-youll-take-today
It's levi-O-sa, not levi-o-SA - or is it? There's tons to know in the magical world of Harry Potter. From heroes and villains to classes and spells, can you pass this Harry Potter quiz?
Are You Smarter Than the Average Person?
play.howstuffworks.com/quiz/are-you-smarter-the-average-person
There's some things that are common knowledge, and other things that go way over the average person's head. See if you are smarter than your average Joe with this HowStuffWorks quiz!
Rhodium: Earth's Rarest and Most Expensive Precious Metal
science.howstuffworks.com/rhodium.htm
Discovered in the early 1800s from a chunk of smuggled platinum ore, rhodium is the most valuable precious metal on the planet today, used mainly for keeping car emissions in check.
Used Cars Cost More Than Ever. Here's How to Avoid Getting a Bad Deal
auto.howstuffworks.com/buying-selling/used-cars-buying-tips-news.htm
With new cars in short supply, more people are turning to used cars. But buying a used car can mean buying someone else's problem.