Among the various political systems. Democracy is found to be a good system. It has less weakness than other form of government. The word democracy has its origin in greek language Demos and Cratia which means rule of the people Read More …
Among the various political systems. Democracy is found to be a good system. It has less weakness than other form of government. The word democracy has its origin in greek language Demos and Cratia which means rule of the people Read More …
A ball point pen is a writing instrument which features a tip that is automatically refreshed with ink. It consists of a precisely formed metal ball seated in a socket below a reservoir of ink. By: Parul Gupta! Created By Read More …
The first patent on a ballpoint pen was issued on 30 October, 1888, to John J Loud. The pen proved to be too coarse for letter writing, but it could be used to mark rough surfaces, especially leather & was Read More …
Hungarian journalist Laszlo Biro was well aware of the problems with normal pens. To avoid clogging his pen up with thick ink, he proposed a tiny metal ball that rotated at the end of a tube of this quick drying Read More …
The rise and spread of Christianity increased the demand for permanent written religious documents. As the size of writing became smaller, both writing tools and surfaces changed. By: ashok kumar! Created By School Address Email Class Santhipuram, Andhra Pradesh Click Read More …