Search Results | efficient
Your search for "efficient" returned 2,616 results
How Laser Weapons Work
science.howstuffworks.com/laser-weapon.htm
Laser weapons have been depicted in science fiction for years, but they do exist in real life. Learn more about laser weapons.
How Emergency Power Systems Work
home.howstuffworks.com/home-improvement/household-safety/emergency-power.htm
Most of us are entirely dependent on electricity, so a power outage can become seriously annoying. Learn about the generators and inverters that can put an end to home power failures.
How To Repair Room Air Conditioners
home.howstuffworks.com/home-improvement/heating-and-cooling/how-to-repair-room-air-conditioners.htm
A window air conditioner works much the same as a central system. In order to repair it, learn the components of your window air conditioner.
10 Ways to Cool Your Roof
home.howstuffworks.com/home-improvement/construction/green/10-ways-cool-roof.htm
With the increase in "green building," cool roofs are becoming popular. These are roofs that have been built or modified to maintain a lower temperature in bright sun. We'll examine some of the many ways you can cool your roof.
How Light Pollution Works
science.howstuffworks.com/environmental/green-science/light-pollution.htm
Light pollution is explained in this article. Learn about light pollution.
5 Similarities Between PRT and Cars
auto.howstuffworks.com/fuel-efficiency/fuel-saving-devices/5-similarities-prt-cars.htm
What are the similarities between PRT and cars? Keep reading to discover 5 Similarities Between PRT and Cars.
How the California Air Resources Board (CARB) Works
auto.howstuffworks.com/fuel-efficiency/fuel-economy/carb.htm
The California Air Resources Board regulates air quality in the state of California. Find out more about the California Air Resources Board in this article.
How Calculators Work
electronics.howstuffworks.com/gadgets/other-gadgets/calculator.htm
Calculators may show up anywhere in our lives that numbers do -- from calculus class to restaurants. See how calculators work.
How Light Sticks Work
science.howstuffworks.com/innovation/everyday-innovations/light-stick.htm
Light sticks produce a mesmerizing neon glow before slowly extinguishing. Learn about light sticks, chemical light sticks and how they work.
How Air-breathing Rockets Will Work
science.howstuffworks.com/air-breathing-rocket.htm
Air-breathing rockets have the potential to dramatically lower launch costs and may make space lots more accessible to normal people. See how it will work!