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Your Car's Steering Wheel Is Totally Nasty
auto.howstuffworks.com/cars-steering-wheel-is-totally-nasty.htm
The interior of your car is a breeding ground for bacteria. But your steering wheel is the dirtiest surface around. HowStuffWorks explains.
Carbon Capture-to-fuel Is Here
science.howstuffworks.com/environmental/energy/carbon-capture-to-fuel-is-almost-here.htm
We're pulling CO2 out of thin air and transforming it into a fuel. HowStuffWorks looks at the science and how close it is to commercial viability.
Did cars ever have external combustion engines?
auto.howstuffworks.com/did-cars-ever-have-external-combustion-engines.htm
Did cars ever have external combustion engines? Find out if external combustion engines have ever being used to power automobiles at HowStuffWorks.
Does the lead in lipstick cause cancer?
health.howstuffworks.com/skin-care/beauty/skin-and-makeup/lead-in-lipstick-cause-cancer.htm
Are there dangers lurking in your lip color? Find out if lead in lipstick can cause cancer at HowStuffWorks.
Hidden Sodium: Where does it lurk?
health.howstuffworks.com/wellness/food-nutrition/facts/hidden-sodium.htm
Hidden sodium lurks in all kinds of unexpected foods. Learn where hidden sodium can be found.
Do police really have speeding ticket quotas?
people.howstuffworks.com/police-speeding-ticket-quotas.htm
It seems that the police have speeding ticket quotas when you're the one getting pulled over. Find out if speeding ticket quotas actually exist.
10 States With the Most Electoral Votes: NY's Fall to No. 4
people.howstuffworks.com/states-with-the-most-electoral-votes.htm
When Americans vote in a presidential election, they aren't directly voting for a candidate; they're voting for electors who represent their state in the electoral college.
How Hot Air Balloons Work
science.howstuffworks.com/transport/flight/modern/hot-air-balloon.htm
Hot air balloons are about as simple as flying can get - no engine, no moving parts really, and very little the pilot can do to control the vehicle. Find out what it's like to fly a hot air balloon!
How the First-Down Line Works
entertainment.howstuffworks.com/first-down-line.htm
The virtual first-down line that you see in many televised football games is something of a computer-generated miracle. Find out how this line gets 'painted on the field.
How Two-stroke Engines Work
science.howstuffworks.com/transport/engines-equipment/two-stroke.htm
A car engine uses a four-stroke cycle -- how can two strokes accomplish the same tasks? Learn all about the two-stroke engine, where it's used and how it compares to a four-stroke.