Iron is used everywhere in our lives. But if someone asks you where on earth so much iron comes from, you might not have the answer. Some people will say that it is found inside the earth. So will it never end? Scientists have given the answer, which is quite interesting. Research has shown that when the Earth originated about four and a half billion years ago, its surface was full of volcanoes and molten rocks. Due to volcanic lava, the iron that fell on the outer layer of the…
Read MoreWhere on earth does so much iron come from? Will it never end, know this interesting fact
