detergent vs disinfectant

detergent

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

adj
  • Synonym of cleansing. 

disinfectant

noun
  • A substance that kills germs and/or viruses. 

adj
  • Serving to kill germs or viruses. 

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