The Graphite Pencil was discovered before 1565, when a deposit of graphite was discovered near Grey Knotts of Seathwaite in Cumbria, England. The locals being traditional farmers found that it was ...

Some coloured pencils are water soluble - water can be brushed over them to blend colours. Water-soluble pencils are usually softer than ordinary coloured pencils and will go blunt more quickly.

Having a carpenter's pencil on hand is the right tool for many DIY jobs, as its rectangular design is easy to hold while wearing gloves, and the rectangular-shaped graphite works well when marking ...