Fi generations … btw Mene aaj subheh hi yeh pic khechi thi jo dp meh lgai heh lol
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The Daniell cell is a type of electrochemical cell invented in 1836 by John Frederic Daniell, a British chemist and meteorologist, and consists of a copper pot filled with a copper (II) sulfate solution, in which is immersed an unglazed earthenware container filled with sulfuric acid and a zinc electrode.
Production and consumption of steel is regarded as the index of a country’s development because of the following reasons: The production and consumption of iron and steel reflects the level of industrialisation and economic development of a country. All the other industries depend on it for their machinery. It provides raw material for making industrial machinery, electrical machinery, defence equipments, bridges, dams, shops, houses, etc. Vehicles carrying goods from one place to another are also made up of steel. It is because of these vehicles that our goods are transported from one place to another. Steel is required to manufacture a variety of consumer goods, like bicycles, fans, furniture, tractors, etc. It is the basic unit of economy. All buildings and infrastructures are constructed using iron and steel
