decomposition vs liquefaction

decomposition

noun
  • A biological process through which organic material is reduced to e.g. compost. 

  • The act of taking something apart, e.g. for analysis. 

  • The splitting (of e.g. a matrix, an atom, or a compound) into constituent parts. 

liquefaction

noun
  • The liquid or semiliquid that results from this process. 

  • Process of being, or state of having been, made liquid (from either a solid or a gas) 

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