Machine Design or Mechanical Design. This is the series of articles on Machine Design or Mechanical Design. Machine design and drawing are very important subjects of mechanical engineering. No produce can be manufactured without designing it.
Bassoons are usually made from maple wood. Like the oboe the bassoon is played with a double reed. To make a sound the player blows through the double reed which is attached to a crook leading into the main body of the instrument. Bassoon players change the pitch of the notes by pressing different combinations of keys.
3 of them might look like they are made of metal, but this is just a thin wire (a wrap wire) usually made of silver plated copper, wrapped around a nylon core. This makes them thicker and so makes a lower tone, which is why they are used as the 3 bass strings on the guitar.