chemical vs hematic

chemical

adj
  • Of or relating to chemistry. 

  • Of or relating to a material or processes not commonly found in nature or in a particular product. 

noun
  • An addictive drug. 

  • An artificial chemical compound. 

  • Any specific chemical element or chemical compound or alloy. 

hematic

adj
  • Of, pertaining to, affecting or containing blood 

noun
  • hematinic 

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