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Metallurgy: The Study of Metals and Their Properties
science.howstuffworks.com/metallurgy.htm
Metallurgy involves studying how metals behave and using that understanding to manipulate and shape them into various forms.
Is there a way to compare a human being to an engine in terms of efficiency
auto.howstuffworks.com/question527.htm
Is there a way to compare a human being to an engine in terms of efficiency? For example, can you calculate the equivalent "miles per gallon" (kilometers per liter) rating for a person riding a bicycle?
The Ultimate Mafia Quiz
play.howstuffworks.com/quiz/mafia-quiz
Think you know everything about the mafia and organized crime? Test your knowledge of the mafia with our mafia quiz.
Emily's Heart Quilt Block
lifestyle.howstuffworks.com/crafts/quilting/emilys-heart-quilt-block.htm
The Emily's Heart quilt block appears to have many layers to its design, and is simple to make. Download the free quilt block here.
What are vitamins and how do they work?
health.howstuffworks.com/wellness/food-nutrition/vitamin-supplements/question129.htm
What are vitamins and how do they work? What is the difference between vitamin A and vitamin C, for example? If I don't get enough vitamins, what happens?
How many sheets of paper can be produced from a single tree?
science.howstuffworks.com/environmental/green-science/question16.htm
We know that paper comes from trees, but just how much does it take? Let's do the math and figure out how much paper your average tree can be made into.
What causes the muscle cramps in my legs?
health.howstuffworks.com/wellness/diet-fitness/information/question223.htm
Muscle cramps can be caused by over-exerting certain muscles. Learn about muscle cramps and how stretching can alleviate them.
What does Alt+F4 do?
computer.howstuffworks.com/question266.htm
Someone suggested during an online computer game that someone press Alt and F4 at the same time. Another player said you better not. I've asked AOL people about this but have gotten no response. Can you tell me what would happen?
How Are People Able to Breathe Inside a Submarine?
science.howstuffworks.com/transport/question83.htm
How are people able to breathe inside a submarine? What do they do to keep the air breathable?
1970 Ducati 350 Scrambler
auto.howstuffworks.com/1970-ducati-350-scrambler.htm
The 1970 Ducati 350 Scrambler motorcycle was quick, even without Ducati's hot desmodromic valvetrain. See pictures and learn about the 350 Scrambler.