component vs raw material

component

noun
  • A smaller, self-contained part of a larger entity. Often refers to a manufactured object that is part of a larger device. 

adj
  • Made up of smaller complete units in combination; as a component stereo. 

  • Making up a larger whole; as a component word. 

raw material

noun
  • Any physical product serving as input to a factory or other installation which processes it. 

  • A material in its unprocessed, natural state considered usable for manufacture. 

How often have the words component and raw material occurred in a corpus of books? (source: Google Ngram Viewer )