The pencil “lead” is actually a mixture of graphite and clay. More clay in the mixture makes the lead harder. A harder lead has a higher number. Pencils are numbered from 1-3 but most people use a ...

An envelope. It indicates the ability to send an email. No.2 pencils are widely used, but you may not know what the number actually refers to. This video explains how pencils developed into their ...

and the refill reservoir is capable of housing several pieces of lead simultaneously. This elegant and luxurious art deco-style pencil pays homage to the very first Caran D’Ache mechanical ...

This set has everything that you need for the entire school year—mechanical pencils, lead refills, and erasers ... that is just the right size for meditation, travel, or gratitude journaling.

Germany began mass-producing pencils in the 17th Century. In the late 18th Century, the Frenchman Nicolas-Jacques Conté pioneered a way of blending graphite and clay into a pencil lead - the ...

The only crash-tested harness with certification from the Center for Pet Safety, this model comes in four sizes, for dogs with ... The 6-foot lead has two padded handles, one at 19 inches from ...

This Staedtler set comes with 12 pencils in different hardnesses from 8B to 6H. For the uninitiated, the higher the number in front of the B, the softer the lead. Conversely, the higher the number ...

This mechanical pencil comes with a pocket ... reach places much easier to mark. The lead works on both wet and dry surfaces, and it even comes with lead refills. Few things are more frustrating ...

Because metabolic rate depends predictably on both body size and temperature, we can estimate the magnitude of many ecological processes from the temperature and size of the organisms that affect ...

Or maybe it was that regardless, eventually you got to use a pen instead of a pencil. I remember being stoked to write in thin lines of indelible blue ink instead of fuzzy, erasable graphite.

They give me the confidence to stand in the pool without worry of stepping on something or scratching my feet." —AJS Get it ...

When the water gets low, simply refill through the opening in the lip ... and they come in multiple sizes and cheery colors. Intended to hold everything from toiletries to spaghetti sauce, they ...