Science Part I Chp: 8 Metallurgy
Std- 10th SSC
Answers
Answer:
Metallurgy
metallurgy, art and science of extracting metals from their ores and modifying the metals for use. ... It also concerns the chemical, physical, and atomic properties and structures of metals and the principles whereby metals are combined to form alloys.
Ores
Ore is natural rock or sediment that contains one or more valuable minerals, typically containing metals, that can be mined, treated and sold at a profit. Ore is extracted from the earth through mining and treated or refined, often via smelting, to extract the valuable metals or minerals
Minerals
Minerals are important for your body to stay healthy. ... Minerals are also important for making enzymes and hormones. There are two kinds of minerals: macrominerals and trace minerals. You need larger amounts of macrominerals. They include calcium, phosphorus, magnesium, sodium, potassium, chloride and sulfur.
Gangue
the commercially valueless material in which ore is found.