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Your search for "light pollution" returned 338 results
Do car commercials greenwash?
auto.howstuffworks.com/buying-selling/auto-manufacturers-greenwash.htm
Auto manufacturer greenwashing is a technique that involves using eco-friendly arguments to sell cars. Find out if some car commercials greenwash.
How to Select a Signature Fragrance
lifestyle.howstuffworks.com/style/body-scents-fragrances/how-to-select-signature-fragrance.htm
A signature fragrance is one you can call your own and one you wear almost every day. Learn how to select a signature fragrance right for you.
Can You Really Use Vegetable Oil to Fuel Your Car?
auto.howstuffworks.com/fuel-efficiency/fuel-consumption/vegetable-oil-fuel.htm
Could vegetable oil really become commonplace as a fuel? While it certainly is an option for some engines, vegetable oil is a long way from being the fuel alternative of the future.
How to Prevent Respiratory Infections
health.howstuffworks.com/wellness/preventive-care/how-to-prevent-respiratory-infections.htm
Respiratory infections like bronchitis and pneumonia mainly dwell in the lungs. Learn how to prevent these illnesses and treat their symptoms.
Top 10 Improvements in Engine Design
auto.howstuffworks.com/10-improvements-in-engine-design.htm
What are the biggest improvements in engine design over the years? Check out top 10 improvements in engine design at HowStuffWorks.
Bottled Water Basics: How Many Bottles of Water in a Gallon, and More
science.howstuffworks.com/environmental/green-science/bottled-water.htm
For a seemingly basic food product, bottled water has generated its share of controversy. Find out why.
How Complete Is Your Basic Car Knowledge?
play.howstuffworks.com/quiz/how-complete-is-your-basic-car-knowledge
Whether you drive a beater or a luxury ride, your car and related expenses probably represent a big chunk of your budget. While not everyone can be an automotive expert, understanding some car basics can make life easier, and may even help your bottom line. See how much you know with this quiz!
Can You Score 27/35 on This Difficult Animal Quiz?
play.howstuffworks.com/quiz/can-you-score-2735-on-this-difficult-animal-quiz
People are strange, and so are animals! There are some that are really weird, and then there are those you consider as ordinary, yet they have their own brand of strangeness in ways you didn't know. See if you can detect these quirky animal kingdom facts in this difficult animal quiz!
How to Landscape with Different Soil Types
home.howstuffworks.com/lawn-garden/professional-landscaping/landscape-with-different-soil-types.htm
Landscaping and soil types are very much related because they influence one another. Learn more about landscaping and soil types at HowStuffWorks.
How CO2 Scrubbing Works
science.howstuffworks.com/environmental/green-science/co2-scrubbing.htm
CO2 scrubbing is one potential solution to reducing our emissions of carbon dioxide. Learn about CO2 scrubbing and find out what the most common processes are.