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speak fire huge by of the food captured factory steam power electric discovering his and
What distinguishes man from all other living creatures is his superior intelligence, which has enabled him to subdue them and catch and tame use great forces of nature like wind, water, fire, steam, and electricity for his purposes.
Utilising windmills, he forces the wind to grind corn, drain wetland, and raise water by pumps. Long ago, he forced the winds to carry him in his ships cross the sea the ingenious invention of sails.
In the same way, he makes water drive the machinery in his mills and factories. Before the power of steam, most of the mills in England were driven by water - power. And today, in America, the great Niagara Falls supplies to many factories and the machinery that generates electricity. In India, a good example is the Cauvery Falls in South India, which supply power to Mysore and Bangalore, ninety miles away.
Man very early discovered the useful power of fire and used it to cook his , smelt metals like bronze, iron, gold and silver, and supply him with artificial heat. And today, to see a great iron-foundry with its furnace pouring out white-hot molten metal is to have an awe-inspiring vision of the power of man over such a terrible force as . Fire also applied to water, gives man steam - the great motive power of the world.
The discovery of the expansive power of to the invention of the steam engine has revolutionised our social and industrial life. From it has come to the railway, the steamship, the great with its steam-driven machinery, and from these, the great towns, the large industries, and the widespread commerce of the modern world.
Lastly, man has and tamed the lightning; and today, we live in the age of electricity, as the 19th century was the age steam. By electricity, men have given themselves artificial light; they can send messages by telegraph and cable all over the world; they can to each other at a distance by the telephone, and now by wireless, they can speak to and hear each other right across globe.