crystallization vs distillation

crystallization

noun
  • The body formed by crystallizing. 

  • The act or process by which a substance in solidifying assumes the form and structure of a crystal, or becomes crystallized. 

  • The formation of a solid from a solution, melt, vapour or from a different solid phase 

  • The process or the result of becoming more definite or precise. 

distillation

noun
  • The substance extracted by distilling. 

  • That which falls in drops. 

  • Purification through repeated or continuous distilling; rectification. 

  • Separation into specific hydrocarbon groups; fractionation. 

  • The act of falling in drops, or the act of pouring out in drops. 

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