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During the 1870’s, two well known inventors both independently designed devices that could transmit sound along electrical cables. Those inventors […]

When we talk of communication skills, the first and the foremost thing that comes to our mind is fluency. ‘Fluency’ […]

The telephone is a wonderful invention. Since it was first introduced into the marketplace it has made a world of […]

Drainage is the disposal of excess water on land (either used in form of storm water). It must be distinguished […]