Cybersecurity refers to the preventative techniques used to protect the integrity of networks, programs and data from attack, damage, or unauthorized access.
Pencils were invented in 1795 by a French scientist named Nicolas-Jacques Conte. He used a mixture of graphite, clay and water baked in a kiln to create the lead of the pencil. He then housed this mixture in a wooden frame for writing. Continue Reading.
In France, in 1945, a man named Marcel BICH, who had been the production manager for a French manufacturer of ink, bought a factory outside Paris and set up business as the maker of parts for fountain pens and mechanical lead pencils with his partner Edouard BUFFARD.