Search Results | clean technology
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How Air Tubs Work
home.howstuffworks.com/air-tub.htm
Lots of people like the relaxing massage they get from the water jets in a hot tub. But some people prefer a gentler touch. How are air tubs different from whirlpools?
How the Doomsday Ark Works
science.howstuffworks.com/doomsday-ark.htm
If the Earth is struck by calamity, will survivors find salvation in the proposed Doomsday Ark? The lunar-based vault will contain information that could help jumpstart a new civilization.
10 Extinct Job Titles
money.howstuffworks.com/10-extinct-job-titles.htm
New jobs are being created everyday, but what happened to the professions of yesteryear? Learn more about 10 extinct job titles at HowStuffWorks.
Carpenter Ants vs. Black Ants: Wood-munchers vs. Sugar-seekers
animals.howstuffworks.com/insects/carpenter-ants-vs-black-ants.htm
Not all ants are created equal, especially when it comes to carpenter ants vs. black ants. Though both are common ant species and household nuisances, their behavior, nesting habits, and potential for damage are quite different.
How to Choose Kitchen Appliances
home.howstuffworks.com/how-to-choose-kitchen-appliances.htm
Knowing how to choose kitchen appliances will put the finishing touches on your dream kitchen. Learn how to find appliances in your kitchen budget.
How Scanning Electron Microscopes Work
science.howstuffworks.com/scanning-electron-microscope.htm
Scanning electron microscopes give scientists an incredible level of magnification. Learn about scanning electron microscopes.
How to Drill Pilot Holes
home.howstuffworks.com/home-improvement/repair/how-to-drill-hole.htm
If you know how to drill holes in wood, then you know how to drill pilot holes... right? Well, not exactly! Fortunately, this article will teach you how to drill both regular holes and pilot holes.
How do oil and air filters affect your engine?
auto.howstuffworks.com/oil-air-filters-affect-engine.htm
How do oil and air filters affect your engine? Learn more about oil and air filers and how they affect your engine in this article.
The Fascinating World of Itchy Noses: Superstitions and Meanings Explained
people.howstuffworks.com/nose-itching-superstition.htm
Explore the intriguing nose itching superstition. Uncover cultural beliefs and meanings. Delve into the world of superstitious nose itching.
How do hybrids utilize eco-plastics?
auto.howstuffworks.com/under-the-hood/trends-innovations/hybrids-use-eco-plastics.htm
How do hybrids utilize eco-plastics? Find out how hybrids utilize eco-plastics at HowStuffWorks.