asbestine vs fire-retardant

asbestine

adj
  • Resembling or relating to asbestos. 

noun
  • A type of fibrous talc used primarily as a filler or extender. 

fire-retardant

adj
  • Hard to ignite; not flammable. 

noun
  • A substance that makes an object resistant to burning. 

How often have the words asbestine and fire-retardant occurred in a corpus of books? (source: Google Ngram Viewer )