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Though graphite sticks had been used in England for marking purposes since the 1500s, the modern pencil was invented by Nicholas Jacques Conte in 1795, and consisted of powdered graphite mixed with clay surrounded by wood.

en.wikipedia.org/wiki/Pencil

A pencil is a writing implement or art medium constructed of a narrow, solid pigment core inside ..... Retrieved 2016-10-29. ^ "Lead Facts - Uses, Properties, Element Pb, Plumbing, Pipes, Weights". www.sciencekids.co.nz. Retrieved 2016- 10-29.

pencils.com/10-little-known-pencil-facts

Jun 26, 2014 ... Here are ten fun pencil facts, including the origin of the word pencil and which baked food was used to erase mistakes.

discovermagazine.com/2007/may/20-things-you-didnt-know-about-pencils

May 14, 2007 ... 1 There is no risk of lead poisoning if you stab yourself (or someone else) with a pencil because it contains no lead—just a mixture of clay and ...

www.rd.com/culture/pencils-history

Why pencils are yellow, why only Americans use #2 pencils, and more interesting facts about pencils and the history of the pencil you never knew.

www.officexpress.co.uk/pencil-facts

Jun 17, 2014 ... Pencils; tools used to create amazing drawings, aid in architectural design and used for the everyday scribble. To continue our stationery facts ...

igentry.blogspot.com/2008/07/interesting-facts-about-pencils.html

Jul 31, 2008 ... A pencil will write in zero gravity, upside down, and under water! More than 14 billion pencils are produced in the world every year - enough to ...

www.faber-castell.com.au/50574/Products/Playing-Learning/Pencil-Facts/splrn_index1.aspx

Pencils Facts. A 14-year-old 'pinus caribaea' tree is able to produce 2.500 pencils . One hectare is an area equal to a city block and it can produce 3.500.000 ...

www.historyofpencils.com/writing-instruments-facts/facts-about-pens-and-pencils

Do you know the length of the longest pencil in the world? Do you know how long Parker pens can write? Find out and read more interesting facts about pencils ...

www.encyclopedia.com/literature-and-arts/art-and-architecture/art-general/pencil

Get information, facts, and pictures about pencil at Encyclopedia.com. Make research projects and school reports about pencil easy with credible articles from  ...