The Dhaka Times Desk Gold ranks first among the world's most expensive and popular metals. It has huge demand in every country. But the most use of gold is seen in jewelry making. Today we will learn some sensational facts about this popular metal.
(01) Use of gold as medicine:
At first, you might be wondering how metal substances are used as medicine? But strangely enough, it is true that in the treatment of Rheumatoid Arthritis, a type of salt mixed with gold is injected into the joints of the affected bones. This mixture is very effective in the treatment of Rheumatoid Arthritis. Gold is currently being used in the diagnosis of prostate cancer and HIV. Gold has been used in a number of treatments, including the treatment of malaria, tooth fillings, etc. In addition, radioactive isotopes of gold are currently being used to diagnose cancer cells and destroy infected cells.
2. How did gold come to earth?
Scientists believe that gold is not an earth-born metal. Millions of years ago, during the creation of the earth, all the big meteorites hit the earth and from that meteorite, gold came to the earth.
3. The world's largest piece of gold:
Gold is usually extracted by digging the ground. The largest gold piece ever mined in the world weighs 68 kg. This piece was named 'Swagtam Dala' (Welcome Nugget). When two Australian men discovered this gold nugget, they passed out with joy.
4. Use of gold:
South Africa is the largest producer of gold in the world. South Africa has 2/3 of the world's discovered gold mines. About 78% of total gold is used in jewelery making and the rest is used in the electronic industry. Because gold conducts electricity better and heats less. Also, since gold is soft, it is easy to shape very finely.
6. Our phones also have gold:
Surprising to know is the fact that our phones also contain a lot of gold. But how? As mentioned earlier, gold is widely used in the electronic industry. According to United Nations Environment Program (UNEP) data, 1 tonne of phone circuit contains about 340 grams of gold.
7. It is possible to cover the floor with one ounce of gold:
Gold is so malleable that it is possible to cover the floor of a room with just one ounce of beaten gold.
The strangest thing is that to collect 28 grams of gold, about 30 tons of soil has to be dug up.
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