the provision of what is needed for the well-being or protection of a person or thing: He is under the care of a doctor. With proper care, the watch will last a lifetime. temporary keeping, as for the benefit of or until claimed by the owner: He left his valuables in the care of friends.
Iron is used more than any other metal for producing metal alloys. The most important iron alloys include cast iron, pig iron, wrought iron, and steel. There are various alloys of steel, but they all contain iron as the main metal. Carbon is one of the main alloying elements mixed with iron to make steel.
The quality of Australiaâs iron ore is considered to be some of the best in the world. What Iron Ore is used for. Iron ore is part of our every day lives and our modern world would look completely different without it. 98% of world iron ore is used to make steel, which accounts for over 90% of all metals used in the world. Steel is used in building for so many things, from cars, trains and ships through to the high rise buildings in our cities and the bridges that connect us.