Latest How to extract gold from the earth




Extract gold from the earth Serve workers in the gold mercury ,mines in the extraction of gold from the raw, because it is cheap,and easy way and so this ,process is described in a ,way the poor in mineral 

extraction, a method used ,in about 70 countries and hurt those ,workers who estimated their ,numbers in

the millions to the health, where specialists confirms that mercury is highly toxic substance attacking 

device central nervous a particularly harmful to children. And rates of heavy exposure to this substance 

can affect the growth of the mind, kidneys and digestive tract, and may lead to delays in physical growth

. And exposed miners who are using traditional craft methods of mercury when the mercury ore mix gold 
with their bare ,hands, and even, worse, when they burn the mixture to extract gold from it, as they are at the time of




Best, equipment and machinery to extract oil ,from the ground
Out of crude petroleum oil, from the ground is, a mixture of, different Aloedrokrboneh components, and each of these components can be burned, and extract ,thousands of products that we need in our daily lives, from fuel ,to cosmetics ,and synthetic fibers, synthetic rubber, plastic and so on. Taken as a whole, you know the various processes by which to get these products on behalf of operations "refining."
Dr. Hamdi ,Abdel-Aziz Mustafa was able to, invent the "unity of the ,oil refining" and obtained a patent from the Egyptian Patent Office.
Innovative,  unit and containing devices for, separating gases and gasoline, kerosene and small-sized tower key, the unit produces a ,high rate of butane gas without the use, of the, compressor. This ,unit is ,characterized by low cost of, operation as well as to avoid, corrosion problems