HD

 Modern age is very grateful to science. Science has brought revolution in our life. whatever progress man has made is all due to the inventions of science. Science has changed our life in every ...

 Environmental Pollution is a term that refers to all the ways by which people dirty their surroundings. People pollute their surroundings in different ways. Smoke and gases from cars and buses, ...

 Technical education means training in some technical skill. Civil electrical, mechanical, auto engineering and many other ranches of industry are part of technical education. Technical education...