Minerals make up the earth. They each have a purpose that makes them useful to earth’s system. But, not all of them are human friendly.
One example is the uranium, because it is not advised for human contact.
Uranium is harmful to humans because it is an essential nuclear element. As far as human knowledge knows anything that has a nuclear composition is not good to humans. Uranium exposure can affect the human body system. It can depreciate the functions of vital organs such as the heart, brain, liver and kidney.
Uranium can be retained in many different ways. It has smaller components known as radon. This can be exhaled through contaminated food or water. But, such exposure is only minor. Major exposures include working in factories or government facilities that uses uranium.
Uranium is used in nuclear power plants and there are many of that around the world. It is especially common in countries that are in war to other countries. It becomes a weapon of mass destruction. Based on history, such effect has not done anything good to humans. It stunts the psychological make-up and even the growth o those affected.
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http://www.knowswhy.com/why-is-uranium-harmful-to-humans/
