Question

What is steel? Explain why we use steel and write two uses of steel.

Answer 1

Answer:

Energy and Heavy Industries

Special grades of stainless steel have been developed for use in these industries which feature enhanced resistance to corrosion over a wider range of temperatures. High-grade stainless steel is vital in the construction of storage tanks, valves, pipes, and other components.

Answer 2

Answer:

Steel is an alloy of iron with typically a few percent of carbon to improve its strength and fracture resistance compared to iron. Many other elements may be present or added.

• After its invention, steel steadily spread across the world, reaching most cultures and finding itself in a variety of uses.

• Early uses of steel included armoury, weaponry, gunnery, mortars etc. , as steel held its shape and edge better than the pure iron.

• Since then, it has found its use in a variety of applications across the industries, including agriculture, automobile, ship -building, buildingsand bridges.

• Tools like hammers , spanners, chains, axes, chistels and screwdrivers contain steel, as do many of the things these tools make.

• The construction industry uses almost about a quarter of the world's steel, which can be found in almost every building made by humans.

• Stainless steel finds its use as cutlery material; chef knives etc. , which are made of different grades of knife steel; and cast iron pans also remain a popular kitchen accoutrement.

• Steel can also be found in piano wires, sewing needles and electronics.