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www.reference.com/article/long-pencil-f81faec707ff2164

A typical No. 2 pencil is 7.5 inches long with a 6.75-inch wooden shaft. Most No. 2 pencils are made from cedar with a hexagonal shaft. The lead is a mixture of graphite, clay and wax.

www.reference.com/science/length-pencil-7ec15b621b79ea30

The length of a standard number 2 pencil is 7.5 inches, and the pencil has a diameter of about 7 millimeters. Golf, or library, pencils are typically about 3.5 inches long. The most common material used for a pencil's core is graphite.

www.reference.com/article/invented-pencil-446e6ed2e62d69a2

Although the exact inventor of the pencil is unknown, Conrad Gesner is often credited with the invention. In 1565, Gesner was the first to document the use of graphite placed in a wooden shaft, which was the predecessor to modern pencils.

www.reference.com/article/pencil-invented-d175c0c9bdc6c464

The pencil was first invented in Borrowdale, England, in the mid-1500s. Early pencils were not encased in wood, but were actually fragile rods of graphite that had to be strengthened by a string casing. Craftsmen eventually began to fashion hand-carved wooden cases to hold the graphite.

www.reference.com/science/density-pencil-e33edcfb1b51952e

The density of a pencil varies based on the type of pencil, but it can be found by measuring the pencil's mass, preferably in grams, and then dividing the mass by the volume. The formula for density is density = mass/volume.

www.reference.com/article/grease-pencil-used-2902909fe3a96faf

Grease pencils are used for writing on surfaces that are nonporous, hard and usually glossy. Some examples of surface materials appropriate for a grease pencil are lacquered maps, glass and ceramics.

www.reference.com/article/ways-use-pencil-other-writing-cd0824bb58b3a128

Uses for pencils other than writing include erasing marks and scratching one's head. Pencils can be used to clean out mud from the tread of shoes and boots, decorate picture frames, remove sticker or price tag residue and roll up a tube of toothpaste. A person can use a pencil eraser to remove crayo

www.reference.com/article/can-make-cute-pencil-cases-95d6f3b8b26ed8a

Although there are many ways to make a cute pencil case, one of the easiest is to sew one out of wool felt. With just a few inches of fabric, you can cut out and stitch a cute pencil case that fastens with a button.

www.reference.com/science/graphite-used-pencils-25f472f28b3dc478

Graphite is used in pencils because of its ability to leave gray marks on paper. It was originally thought to be a form of lead.