Silicon

Whipped this out in a matter of hours for the english teacher well written
Silicon is the raw material most often used in integrated circuit (IC)
fabrication. It is the second most abundant substance on the earth. It is
extracted from rocks and common beach sand and put through an exhaustive
purification process. In this form, silicon is the purist industrial
substance that man produces, with impurities comprising less than one part in
a billion. That is the equivalent of one tennis ball in a string of golf
balls stretching from the earth to the moon.
Semiconductors are usually materi…