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.
6. The yellow color comes from a glossy lacquer made up of castor oil. Castor oil comes from seeds of the castor plant. This can be found in India. 7. Finally, the black lettering found on most pencils is made of carbon black. This can be found in Texas. Given that some of the resources needed to make a pencil is not easily accessed in the U.S., the students should be advised that they have to think about transporting these goods to their pencil factory. They can use land, air,