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How to Clean a Toilet Tank
Most people keep up with cleaning the toilet bowls, but the tanks are often overlooked. Which means mold and bacteria are festering!
Does Bottled Water Go Bad?
science.howstuffworks.com/environmental/green-science/bottled-water-go-bad.htm
You may have seen an expiration date on your bottle of water, but why? Can a natural substance like water really go bad?
Fun Science Projects for Kids
lifestyle.howstuffworks.com/crafts/science-projects/fun-science-projects-for-kids.htm
Fun science projects for kids range from making glue and invisible ink to making virtual vomit and snot. Learn to do fun science projects for kids.
Top 5 Tips for Maintaining a Healthy Scalp
health.howstuffworks.com/skin-care/scalp-care/tips/5-tips-for-maintaining-a-healthy-scalp.htm
Maintaining a healthy scalp requires establishing a routine. Visit HowStuffWorks to learn about maintaining a healthy scalp.
How Do Fireworks Explode in Specific Shapes?
science.howstuffworks.com/innovation/everyday-innovations/firework-shapes.htm
Nothing quite thrills like seeing fireworks light up the night sky. A lot of design and planning goes into creating the awe-inspiring shapes we've come to love.
Mattifying Lotions
health.howstuffworks.com/skin-care/moisturizing/products/mattifying-lotion.htm
For people who have oily skin, mattifying lotions can help reduce shine and give the skin a smoother look. Learn how mattifying lotions work.
How Perfume Works
science.howstuffworks.com/perfume.htm
Perfume is any substance that you wear and that smells. There are no requirements for it to smell good. Learn more about perfume at HowStuffWorks.
How Dry Cleaning Works
home.howstuffworks.com/dry-cleaning.htm
Want to know what happens to your clothes after you give them to the dry cleaner? Do they actually stay dry? Take a behind-the-scenes look at the dry-cleaning process.
How Nonstick Cookware Works
home.howstuffworks.com/nonstick-cookware.htm
Nonstick cookware lets you cook with less cleanup time and less fat. Learn what lets a nonstick coating stick to pans but not to your pancakes.
Why Does Hydrogen Peroxide Bubble When You Put It on a Cut?
science.howstuffworks.com/innovation/science-questions/question115.htm
Hydrogen peroxide is something that is used to clean cuts. Have you ever wondered why it foams when placed on a cut? Learn about hydrogen peroxide.