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Top 10 Green Heating and Cooling Technologies
Compared to standard heating and air systems, going green is better for the environment -- and your wallet because they use less energy. So what kind of green HVAC systems are on the market today? Read on to find out.
10 Jobs You Can Do in Your Jammies
money.howstuffworks.com/10-jobs-you-can-do-in-your-jammies.htm
A job you do in your pajamas doesn't only have to be a job you do at home. Learn 10 occupations where night attire is fine at HowStuffWorks.
Hay cientos de personajes de DC Comics. ¡Nos impresionarías si puedes nombrar 40!
play.howstuffworks.com/quiz/there-are-100s-of-dc-characters--well-be-impressed-if-you-can-name-40-sp
Tanto cautivadores como complejos, los mundos de fantasía creados por DC Comics están llenos de un elenco de personajes único y diverso, que abarca múltiples dimensiones y épocas en el tiempo. ¡Sumérgete en este quiz y averigua si puedes identificarlos!
How Banks Work
money.howstuffworks.com/personal-finance/banking/bank.htm
Banks take care of your money for you. Find out how banks keep your money safe, how banks make money, and how to start your own bank.
How Gray Water Reclamation Works
science.howstuffworks.com/environmental/green-science/gray-water-reclamation.htm
Gray water reclamation is a developing way to reduce water waste and go green. Find out how gray water reclamation works.
How NACA Works
home.howstuffworks.com/real-estate/buying-home/naca.htm
NACA stands for Neighborhood Assistance Corporation of America. Learn about NACA, a non-profit homeownership group, and its low-price mortgages.
Modern Decline of Railroads
history.howstuffworks.com/american-history/decline-of-railroads.htm
The decline of railroads came about during the 1960s and 1970s as the automobile dominated transportation. Read about the decline of railroads.
How the Periodic Table Works
science.howstuffworks.com/periodic-table.htm
The periodic table currently organizes more than 100 named elements and several unnamed ones. Learn about the periodic table.
Top 10 Eco-friendly Substitutes for Plastic
science.howstuffworks.com/environmental/green-tech/sustainable/5-plastic-substitutes.htm
10 eco-friendly substitutes for plastic is discussed in this article from HowStuffWorks. Learn about 10 eco-friendly substitutes for plastic.
10 Everyday Car Technologies That Came From Racing
auto.howstuffworks.com/under-the-hood/trends-innovations/top-10-car-tech-from-racing.htm
Do you think you know 10 everyday car technologies that came from racing? Read this article to learn 10 everyday car technologies that came from racing.