A medical license is an occupational license that permits a person to legally practice medicine. Most nations require such a license, bestowed either by a specified government-approved professional association or a government agency. Licenses are not granted automatically to all people with medical degrees. A medical school graduate must receive a license to practice medicine to legally be called a physician. The process typically requires testing by a medical board. The medical license is the d
Strip mining is the practice of mining a seam of mineral, by first removing a long strip of overlying soil and rock (the overburden). It is most commonly used to mine coal and lignite (brown coal) . Strip mining is only practical when the ore body to be excavated is relatively near the surface.This type of mining uses some of the largest machines on earth, including bucket-wheel excavators which can move as much as 12,000 cubic meters of earth per hour.trip mining is only practical when the ore body to be excavated is relatively near the surface. This type of mining uses some of the largest machines on earth, including bucket-wheel excavators which can move as much as 12,000 cubic meters of earth per hour.
In August 2012, the Securities and Exchange Commission (SEC) issued its Conflict Minerals Rule along with guidance for how companies should report on the source of the minerals in question: tin, tungsten, tantalum, and gold.in, tantalum, tungsten (the 3 T's) and gold are mined in eastern Congo and are in all consumer electronics products, as well as products from the jewelry, automotive, aerospace, medical equipment, and many other industries. Locals in mining communities are often forced to take part in the illicit mining economy.