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7 Famous Folks Who Were Also Doctors
history.howstuffworks.com/historical-figures/famous-doctors.htm
These folks abandoned their medical careers to get involved in other lines of work and make their names.
How Flight Attendants Work
money.howstuffworks.com/flight-attendant.htm
Flying isn't as glamorous as it was in the '60s, but people still flock to work as flight attendants. Learn about flight attendants at HowStuffWorks.
Why would you throw a fire extinguisher?
Companies have rekindled the fire grenade, made it simple and nontoxic, and dubbed it the throwable fire extinguisher. Learn more at HowStuffWorks.
Can You Guess These Occupations from a Picture and a Hint?
play.howstuffworks.com/quiz/can-you-guess-these-occupations-a-picture-a-hint-learn
Lots of jobs in the world are easily recognizable by their uniforms, but some aren't. We're going to give you a picture and a hint, and you'll have to tell us which occupation it is.
Can You Tell Us the Last Names of These U.S. Presidents?
play.howstuffworks.com/quiz/can-you-tell-us-the-last-names-of-these-us-presidents
If you were taught anything in U.S. history class, these presidents probably played a role. Were you paying enough attention when their names were mentioned or did you happen to skip over those pages of the textbook?
Medieval History Quiz
play.howstuffworks.com/quiz/medieval-history-quiz
Alright, history buffs, it's time to pack up your books and take a journey back to medieval Europe with this quiz. Will you get a victory or fall before the battle even gets started? Let's find out!
How Welding Works
science.howstuffworks.com/welding.htm
Welding is what makes bridges, skyscrapers and automobiles possible. Learn about the science behind welding.
How 3-D TV Works
electronics.howstuffworks.com/3d-tv.htm
3-D TV can let you watch a movie in 3-D without those goofy glasses. See how 3-D TV works, including 3-D technology and types of 3-D glasses.
How MP3 Files Work
computer.howstuffworks.com/mp3.htm
MP3 files took CDs a step further, compressing audio data down to a manageable file size -- and it still sounds great! Learn about the miracle of MP3.
How Virtual Reality Military Applications Work
science.howstuffworks.com/virtual-military.htm
Virtual reality military applications include battlefield simulations and military vehicle simulations. Learn about virtual reality military applications.