The city's fire department operates out of three (3) different fire stations. Each station is manned by at least two (2) firefighter-EMT's; and there are two (2) firefighter-paramedics assigned to each shift.
One of these materials - silicon - is making it possible for you to read these words right now! That's because silicon is the essential material in an electronic computer chip. Semiconductor means a material can conduct electricity with a bit of help in the form of added impurities..
Materials Science and Engineering: Semiconductors Silicon, a semiconductor, is used to fabricate computer chips. Dozens or even hundreds of chips are produced at once on a silicon wafer like the one above. The chips are then cut apart and installed in computers and other electronic devices.