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.
It is from morphine that heroin is made. Morphine is made into heroin with a chemical reaction containing the chemical compound acetic anhydride. The heroin is then purified using chemical or mechanical means.pium and morphine, from which heroin is made, come from a variety of sources: 1  Afghanistan-leading illegal opium and heroin exporter producing up to 82% of the world's supply. 2  Pakistan, Southeast Asia, South America-other illegal sources.