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History of Aromatherapy
health.howstuffworks.com/wellness/natural-medicine/aromatherapy/history-of-aromatherapy.htm
The history of aromatherapy dates back to ancient times. Learn about the history of aromatherapy, as well as incense and essential oils.
Has the free enterprise system prevailed?
money.howstuffworks.com/free-enterprise-system.htm
The free enterprise system offers unfettered industry powered by profit-focused individuals. Learn about the free enterprise system in this article.
How Nail Guns Work
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A nail gun can be found at virtually any construction site. Find out how nail guns work in this article.
How Hydraulic Machines Work
science.howstuffworks.com/transport/engines-equipment/hydraulic.htm
Hydraulic machines do most of the heavy hauling and lifting on most construction projects. Learn about hydraulic machines and types of hydraulic machines.
Herbal Remedies
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Herbal remedies are a safe and effective alternative for treatments from conditions ranging from indigestion to diabetes. Learn about herbal remedies.
How Male Puberty Works
health.howstuffworks.com/wellness/men/health-tips/male-puberty.htm
Male puberty marks one of the most awkward times in a boy's life. Learn what changes happen during male puberty and all about male puberty hormones.
Teens in Crisis: Cutting on the Rise
lifestyle.howstuffworks.com/family/parenting/tweens-teens/cutting-on-the-rise.htm
Cutting is on the rise in teens and can be attributed to a couple of reasons. Learn more about teens and cutting from Discovery Health.
Can You Guess Which Countries These Breathtaking Landscapes Are From?
play.howstuffworks.com/quiz/can-you-guess-which-countries-these-breathtaking-landscapes-are-from
Where in the world can you marvel at Earth's biggest canyon, swim in lakes the color of bubble gum, or stroll through endless stretches of red sand? Take our quiz to see if you can match these breathtaking landscapes to the correct country!
How Rumble Robots Work
entertainment.howstuffworks.com/rumble-robot.htm
Rumble Robots are some of the most popular toys right now. Find out how these RC bots wage war and keep score!
Is science phasing out sleep?
science.howstuffworks.com/life/sleep-is-so-last-year.htm
Human beings have always found ways to ward off the effects of sleep deprivation. The newest wake-up pill has all of the benefits of caffeine and amphetamines with none of the down sides.