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Are food-based plastics a good idea?
science.howstuffworks.com/food-based-plastics.htm
Food-based plastics are plastic products that are made out of the food we eat. Learn about food-based plastics in this article from HowStuffWorks.
Meet The Line Saudi Arabia, a 106-mile, One-Building City
science.howstuffworks.com/engineering/civil/the-line-saudi-arabia-news.htm
Saudi Arabia's proposal to build a 106-mile-long, self-sufficient, road- and car-free, one-building city would make it the first of its kind in the world.
How Liquefied Petroleum Gas Works
auto.howstuffworks.com/fuel-efficiency/alternative-fuels/lpg.htm
You probably know it as the stuff that fuels a gas grill or a Zippo lighter, but that's just the beginning. People are modifying cars to run on the stuff. Learn all about liquefied petroleum gas.
The Richest Countries in Africa, Based on GDP
money.howstuffworks.com/richest-countries-in-africa.htm
Western nations often think of the entire African continent as poor, thanks, in large part, to the legacies of the transatlantic slave trade and European colonialism. The truth is, many African countries were wealthy before colonization.
A Fire Hose May Stop a Riot. A Water Cannon Will
people.howstuffworks.com/water-cannon.htm
After the North Dakota protests, these 'less-lethal' weapons have gotten some attention. HowStuffWorks Now gives you the scoop on water cannons.
How to Harness Biofuels
auto.howstuffworks.com/fuel-efficiency/biofuels/harness-biofuel.htm
How much do you know about biofuels? Keep reading to learn How to Harness Biofuels.
What Is Octane and How Does It Work?
auto.howstuffworks.com/fuel-efficiency/fuel-consumption/question90.htm
Adding a chemical called tetraethyl to fuel can significantly improve the gasoline's octane rating. But what is octane? And how does it improve the gasoline we buy? Read on to explore this fascinating molecule.
Biofuels vs. Fossil Fuels
auto.howstuffworks.com/fuel-efficiency/biofuels/biofuel-fossil-fuel.htm
What's the difference between biofuels and fossil fuels? Keep reading to see how biofuels compare to fossil fuels.
5 Green Methods of Transporting Goods
science.howstuffworks.com/environmental/green-science/5-green-methods-transporting-goods.htm
The transportation sector is the second largest producer of carbon dioxide emissions is the U.S. Is it possible to reduce emissions without stiffing the importing and exporting of goods? You'll discover the answer in this article.
Will cars ever run on carbon dioxide, or is that marketing hype?
auto.howstuffworks.com/fuel-efficiency/alternative-fuels/car-run-carbon-dioxide.htm
Will cars ever run on carbon dioxide? Keep reading to discover if cars will ever run on carbon dioxide or if it is just marketing hype.