When you mention the words metal detector, you will get completely different reactions from different people. Some people think of combing a beach in search of coins or buried treasure. Other people think of airport security or the handheld scanners at a concert or sporting event.
All of these scenarios are valid. Metal detector technology is a huge part of our lives, with a range of uses that spans from leisure to work to safety. The metal detectors in airports, office buildings, schools, government agencies and prisons help ensure that no one is bringing a weapon onto the premises. Consumer oriented metal detectors provide millions of people around the world with an opportunity to discover hidden treasures, along with a lot of junk.