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What's a beer battery?
science.howstuffworks.com/environmental/energy/beer-battery.htm
A beer battery uses a brewery's waste water to generate electricity. Learn how a beer battery works and about microbial fuel cells.
How to Use Ovulation Tests
health.howstuffworks.com/pregnancy-and-parenting/pregnancy/fertility/how-to-use-ovulation-tests.htm
Want to know how to use ovulation tests? Visit Discovery Health to learn how to use ovulation tests.
Top 5 High-efficiency (HE) Detergents
home.howstuffworks.com/5-high-efficiency-detergents.htm
If you have a high-efficiency washing machine, you'll need high-efficiency detergent -- or else you might find a mountain of suds in your laundry room. Which brands are best?
Can you use baby oil to shave?
health.howstuffworks.com/skin-care/men/shaving-tips/can-you-use-baby-oil-to-shave.htm
Can you use baby oil to shave? Visit Discovery Health to find out if you can use baby oil to shave.
How to Clean Your Dryer Vent
home.howstuffworks.com/home-improvement/home-diy/projects/dryer-vent-cleaning.htm
You may have never cleaned your dryer vent before but there are many reasons why you should. Plus, it's pretty easy to do. We'll show you how.
Is It OK to Kiss Your Pets on the Mouth?
animals.howstuffworks.com/pets/kiss-pets.htm
Some love to do it; others find it gross. But is there a health reason not to kiss your furry friends?
How Dangerous Is Wildfire Smoke? A Toxicologist Is Raising Red Flags
science.howstuffworks.com/nature/natural-disasters/wildfire-smoke-news.htm
The effects of wildfire smoke are different than those of other types of air pollution. But just how harmful to humans is it?
Will Drones Replace News Helicopters?
science.howstuffworks.com/transport/flight/modern/will-drones-replace-news-helicopters.htm
How are video drones affecting the news industry? Can journalists use drones in place of helicopters? Learn more in this HowStuffWorks article.
Scientists Make History by Growing Plants in Soil From Moon
science.howstuffworks.com/plants-grown-moon-soil-news.htm
University of Florida scientists used lunar soil collected during Apollo 11, 12 and 17 missions to successfully grow plants from seed. It's a first in human history and could help future space colonists grow food on the moon.
Cone Snail: A Slow but Highly Venomous Predator
animals.howstuffworks.com/marine-life/cone-snail.htm
Cone snails are marine animals that harpoon their prey and incapacitate them with deadly toxins. They may be beautiful, but they are highly venomous.