Metal detectors are first created and introduced in the year 1960. During this time, its main purpose is to help miners and treasure hunters to identify treasures and other metallic objects that are hidden underneath the ground or water. However, over time, this device has gone beyond being just a treasure hunting kit and toll. Nowadays, it is already used by various individuals and establishments for different reasons and purposes.

Recently, metal detectors are perceived to be a tool in helping protect the lives of people. This is also applicable for properties and other things. This practice started pervading after some terrorist attacks that happened years ago. People become more conscious about their protection that they are already making use of every possible device that they can use so that they can ensure their safety and protection. The pervasiveness of metal detectors is evident through the presence of walkthrough detectors in mall and building entrances. Even private schools and institutions are already placing this same device in their entrances. This is to make sure that harmful object such as knives and guns will not enter their premises unnoticed. At the same time, guards are already equipped with hand-held detectors so that they can roam around the vicinity and check car parks and other premises of their area.

Other than for protection of lives and properties, there are also other industries and activities that still use metal detectors. An example for this is the food processing industry. During the food processing method of different industries, clash between metals cannot be avoided. Because of this, the tendency that the food will contain metals is a possibility. This is the reason why food industries are also making use of metal detectors. This industry is using this device so that metals would be eliminated from the processed food and that people will not suffer from any food poisoning experience brought upon by metals contained in such products.

Another industry that greatly uses metal detectors is mining and treasure hunting. As mentioned earlier, this is the basic industry that really makes use of metal detectors because of the great ease that the tool can provide to them. Because of this same industry, variations to the original model of the detector have also been improved to offer more benefits. An example for this is the creation of metal detectors that can identify the depth of a metallic object and the disparity of the kind of metal that has been detected. Because of this, treasure hunting and mining has become easier for miners and treasure hunters.

Of course, these are not the only uses of metal detectors in this present time. Industries such as textiles, chemicals, packaging, pharmaceuticals, and plastic industries are also making use of this same device. Of course, they have their own uses and purposes for it. Even as an individual, you may consider having your own metal detector for leisure purposes. You may use such whenever you want to search the ground for some old coins. This can already be a good hobby for you.

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