nonabrasive vs nonradical

nonabrasive

adj

  • Not abrasive. 

noun

  • A substance that is not abrasive. 

nonradical

adj

  • Not radical. 

noun

  • One who is not a radical. 

  • That which is not a radical (group of atoms that function as a unit in reactions). 

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