| As the name suggests a Metal Detector is a | | | | old coins. |
| kind of instrument, which is used to detect | | | | |
| metal with the help of electromagnetic | | | | Prospecting, searching for precious metals |
| induction. It helps in the detection of land | | | | like gold or silver |
| mines, weapons like knives or guns at | | | | |
| airports, in treasure hunting or in | | | | Relic Hunting, searching for any thing that |
| archeology. It can also be helpful in | | | | has any historical significance, like |
| detecting foreign bodies in food. | | | | weapons. |
| | | | |
| Construction industries find it useful in | | | | Treasure Hunting, searching for hidden items. |
| detecting steel reinforcing bars present in | | | | |
| concretes, pipes, or wires in walls and | | | | For security purpose metal detector are of |
| floors. It can sense any electrically | | | | great help. In airports this is used in great |
| conductive piece of metal. Metal detectors | | | | extent as it helps to detect any dangerous |
| came into being around the end of the 19th | | | | items carried by passengers that can cause |
| century. | | | | harm to others, especially weapons, |
| | | | |
| Metal detectors have many applications. In | | | | One should know the right procedure of using |
| archeology metal detectors are of good help. | | | | a metal detector. Here are certain vital |
| But in some countries like France and Sweden | | | | steps for using a metal detector: |
| law prohibits metal detectors, but with | | | | |
| special permission it can be used. In spite | | | | The very first thing, that is needed to take |
| of all these restrictions the contribution of | | | | care of is tuning. This means the detector |
| metal detectors in this area cannot be | | | | must be adjusted so that it can recognize the |
| denied. A good example is the utilization of | | | | ground as a channel for the targets to be |
| these detectors to inspect wide areas like | | | | inside. Sometimes however the devise posses a |
| sites of battlefields, where the only remains | | | | self tuning trait installed. After this one |
| could be the surface, scattered with metal | | | | is ready to go for the search of the targets, |
| objects. | | | | coins, treasure or anything. The placement of |
| | | | the loop is also very important. To get the |
| Some times people use consumer metal | | | | best functioning it should be held at arms |
| detectors to find coins on the beach as their | | | | length along with the loop and it should be |
| hobby. Generally in the following types of | | | | barely above the ground and the loop must |
| hobbyist activities metal detectors are used. | | | | always be in motion for best result. While |
| | | | searching with the detector one should move |
| Coin Shooting, searching for coins, mainly | | | | at a slow pace. |