Part one of term paper
Have you ever walked out in your backyard and heard the faint buzz of a chain saw in the distance, or passed a truck caring a load of logs on the interstate? Chances are that you have considering that wood is most commonly used building material of today's society. But have you ever given any thought to how or where the ability to gather su ...

Part two of term paper
... the invention of a tool, the saw, that could fulfill this need. This saw was designed with a thin piece of copper stuck into a small piece of wood. The copper strip had teeth lined up along one end that allowed the tool to cut a kerf in a small piece of wood. They later replaced the copper with bronze, and the bronze with iron. This new saw was effective, but was not very specialized. It would react differently under different conditions. Eventually more complex designs were discovered. Th ...