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Your search for "chemical element" returned 468 results
We Finally Know Why Ancient Roman Concrete Outlasts Our Own
science.howstuffworks.com/why-ancient-roman-concrete-stronger-than-modern.htm
The ancients were able to devise a mix for concrete that actually gets stronger over time thanks to chemical reactions. If only we could rediscover the recipe...
How C-4 Works
science.howstuffworks.com/c-4.htm
C-4 is a powerful explosive that's used in terrorist attacks all over the world. Find out what C-4 explosives are and what C-4 explosives can do.
98% of adults can't pass this elementary school science quiz! Can you?
play.howstuffworks.com/quiz/98-adults-cant-pass-this-elementary-school-science-quiz-can-you
From the periodic table to inventors and their inventions, how well do you remember your science class lessons? Do you think you could pass general science? Let's find out with this quiz!
How Hearing Works
health.howstuffworks.com/mental-health/human-nature/perception/hearing.htm
Hearing is made possible through physical movement, rather than chemical reactions. Learn about hearing and see diagrams explaining the hearing process.
How Stars Work
science.howstuffworks.com/star.htm
When you look up at night and see thousands of stars, have you ever wondered what you are looking at? Learn what stars are and how they live and die!
Is your vinyl siding killing you?
home.howstuffworks.com/home-improvement/repair/vinyl-siding-lethal.htm
The vinyl siding on your house could be dangerous to your health because of chemicals in the siding. Learn more about the dangers of vinyl siding.
How Brake Cleaner Works
auto.howstuffworks.com/auto-parts/brakes/brake-tests/brake-cleaner.htm
Brake cleaner can help improve the way your brakes function. Visit HowStuffWorks to learn all about brake cleaner.
How to Remove Dead Skin from Your Face
health.howstuffworks.com/skin-care/moisturizing/basics/how-to-remove-dead-skin-from-your-face.htm
Exfoliating your face is the easiest way to remove dead skin. But the skin on your face is sensitive, so follow our exfoliation tips to remove dead skin.
How the James Webb Space Telescope Works
science.howstuffworks.com/james-webb-space-telescope.htm
NASA's James Webb Space Telescope will look back in time to see the earliest stars in creation, and serve as the premier deep space observatory for the next decade. Ready to meet the mighty Webb?
What's the Difference Between Covalent and Ionic Bonds?
science.howstuffworks.com/difference-covalent-ionic-bonds.htm
Covalent bonds form between two similar non-metals. Ionic bonds exist between metals and non-metals. HowStuffWoks explains ionic and covalent bonds.