Human heads.
Most trombones are made of brass hence the name brass instruments.
Velour material is material used to make tracksuits etc.
name of the material that could be silk, cotton, or polyester
what materials were used to make aboriginal objects
The material is Horse Hair :)
Bases
The molecule which makes up the genetic material are series of chemicals called nitrogen bases held in a long winding helix. These nitrogen bases are used like letters or characters in a simple code.
Steel is used.
Cotton was used to make flour sacks.
Bases
Its material is stainless steel.
polyester