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Is Ethanol Bad for Your Car?
auto.howstuffworks.com/fuel-efficiency/alternative-fuels/ethanol-damage-engine.htm
Specially engineered Flexible Fuel Vehicles (FFVs) can tolerate an E85 mixture of gasoline and ethanol. But will ordinary cars and trucks be able to stand up to the new blend?
How Motion-Activated Screwdrivers Work
home.howstuffworks.com/motion-activated-screwdriver.htm
Humans love integrating tech into absolutely everything -- even screwdrivers. We've had power screwdrivers for a long time, but now, your tools can interpret your commands based solely on the position of your hand.
How to Sell Electricity Back to the Grid
science.howstuffworks.com/environmental/energy/sell-electricity-back-grid.htm
Did you know that the sun shines more energy onto the Earth's surface than all of its inhabitants use in an entire year? Learn how to sell electricity back to the grid.
Top 5 Renewable Energy Careers
money.howstuffworks.com/5-renewable-energy-careers.htm
Want to start a career in renewable energy? Keep reading to discover the Top 5 Renewable Energy Careers.
How to Plan a Masquerade Ball
lifestyle.howstuffworks.com/event-planning/how-to-plan-masquerade-ball.htm
If you're looking to have a party with a unique spin, host a masquerade ball. Get tips and learn how to plan a masquerade ball.
How an Atkinson Cycle Engine Works
auto.howstuffworks.com/atkinson-cycle-engine.htm
An Atkinson cycle engine can complete all four strokes with a single rotation of the crankshaft. Read more about Atkinson cycle engines at HowStuffWorks.
How to Teach Children to Brush Their Teeth
health.howstuffworks.com/wellness/oral-care/kids/how-to-teach-children-to-brush-teeth.htm
Teaching children to brush their teeth can help set healthy habits that will last lifetime. See how to teach children to brush their teeth.
5 Reasons Why Flossing Is Extremely Important
health.howstuffworks.com/wellness/oral-care/products/5-reasons-flossing-is-important.htm
Did you know? Flossing is extremely important to your oral hygiene and overall health. See five reasons why flossing is important and get motivated to floss.
10 Completely Wrong Ways to Use Commas
people.howstuffworks.com/10-wrong-ways-to-use-commas.htm
Confused on how to use commas? You're not alone. Read about 10 completely wrong ways to use commas at HowStuffWorks.
5 Things Lego Blocks Can Teach About Structural Engineering
Playing with Lego blocks isn't just child's play. In fact, these blocks and products present a hands-on opportunity to learn the basics of structural engineering.