detergent vs duster

detergent

noun
  • Any non-soap cleaning agent, especially a synthetic surfactant. 

adj
  • Synonym of cleansing. 

duster

noun
  • An object, now especially a cloth, used for dusting surfaces etc. 

  • Someone who dusts. 

  • A vehicle-mounted, multi-barrelled, anti-aircraft gun. 

  • A block of felt strips, shaped ergonomically, used to remove chalk from a blackboard. 

  • A high pitch toward the batter. 

  • A loose-fitting long coat. 

  • A blowing-machine for separating the flour from the bran. 

  • A revolving wire-cloth cylinder which removes the dust from rags, etc. 

  • A type of loose dress worn at home as well within the vicinity of one's home. 

  • A dry drill hole, one that does not produce oil or gas. 

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