An unknown inventor, probably 2 500 years ago, in the ancient Roma. Having been lost for centuries, it was independently discovered again in the late 19th century in Nevada, USA, by Joseph Cartwright. Cartwright and his business partner, Joseph Dixon, commericalized the product by embedding it inside of wooden sticks cut from the numerous pine trees on Cartwright's ranch. The Dixon-Ticonderosa pencil was thus born and sold throughout the western United States, and it remains a strong player in the global pencil industry to this day.
pencil is use in chromography because the pencil is made from lead
A diamond and a pencil lead (graphite) are both made of carbon. The difference is the crystalline structure of the carbon atoms.
pencil . The 'lead' in a pencil is actually graphite.
The chemical symbol for a pencil is typically "C" for carbon, as the core of a pencil is made of graphite, a form of carbon.
There is no lead in pencil - Pencil is made from graphite
Simonio and Lyndiana Bernacotti are credited with making the first ever pencil case.
in china on the great wall
Some are made out of animal fat and what ever rubber is made out of
N.J.Conte and it was made in 1795
Yes
china
at first the rubber is made to erase the pencil mark.
painting machine in 1860
between 1500 and 1565! :)
Who made the first ever scooter
I did, I used the pencil sharpener and made the pencil sharper.
http://www.officemuseum.com/pencil_sharpeners.htm you smell only joking