How pencils are made!!

The pencils function

• The pencils function is writing • Another function is to erase to fix your

mistakes.• For example: what everybody does everyday

Major Materials

• The major materials are wood, lead, glue, rubber, copper, graphite, and clay.

• Those are the major materials because the won’t break under a humans force.

Why These Materials

• Pencil manufacturers choose graphite because its cheap. Its also industrious and slow to wear out.

The history of a pencil

• In 1779 was found carbon in led pencils whitch made pencils poisonous.

• Back in the olden days people glued stripes of wood around graphite to make a pencil.

• the word pencil comes from the Latin word Pencillus which means “little tail”.

• Romans and Egyptians used papyrus witch is a early form of writing.

Thanks to…

• Wikipidea.org/wiki/pencil• Science.discovery.com/videos/how-its-made-

pencils.html• AND THANK YOU

http://www.Google.com/Images for all of you pics.

•PEACE!!!!