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How Metal Detectors Work
electronics.howstuffworks.com/gadgets/other-gadgets/metal-detector.htm
Metal detectors can help you find metal buried deep in the ground. Find out how metal detectors work and learn about the different types of metal detectors.
How LCDs Work
electronics.howstuffworks.com/lcd.htm
Learn about LCD technology, get LCD buying tips, read LCD reviews and compare prices and features on popular LCD models.
How the Doppler Effect Works
science.howstuffworks.com/science-vs-myth/everyday-myths/doppler-effect.htm
The Doppler effect is why you hear the sound from a moving object change as it nears and passes you. Find out how the Doppler effect works.
How the Federal Deposit Insurance Corporation Works
money.howstuffworks.com/personal-finance/banking/fdic.htm
The FDIC insures all the money you put into the bank up to $250,000. Learn how the FDIC works in this article from HowStuffWorks.
How Spy Gadgets Work
entertainment.howstuffworks.com/spy-gadget.htm
Spy films, like those starring James Bond, are full of special gadgets like lipstick guns, hubcap lasers, turbo hovercraft and rocket-launching radios. But which of these amazing tools actually have real-life counterparts, and which ones only exist in the realm of fictional spies like 007? Find out.
How do I know which cables to use?
electronics.howstuffworks.com/how-to-tech/cables-to-use.htm
Which cable to use? It really depends on what components you plan to connect and what quality you expect. Learn how to choose which cable to use.
Should Everyone Be Taking Probiotics?
health.howstuffworks.com/wellness/preventive-care/probiotic.htm
Probiotics, also known as functional foods, claim to give digestive health benefits. But do probiotics such as Activia really help the bacteria in your gut?
How Car Testing Works
auto.howstuffworks.com/car-driving-safety/safety-regulatory-devices/car-testing.htm
Car testing is done by automakers to spot and fix design flaws before they go into mass production. Learn how car testing works in this article.
How to Volunteer for Search and Rescue
money.howstuffworks.com/economics/volunteer/opportunities/volunteer-for-search-and-rescue.htm
Ever wonder how to volunteer for search and rescue? Visit HowStuffWorks to learn everything about how to volunteer for search and rescue.
How Gas Pumps Work
auto.howstuffworks.com/gas-pump.htm
Gas pumps are one of those little things you interact with all the time, but don't know much about. Learn about gas pumps at HowStuffWorks.