mist vs ozone

mist

noun
  • Water or other liquid finely suspended in air. (Compare fog, haze.) 

  • It was difficult to see through the morning mist. 

  • Anything that dims, darkens, or hinders vision. 

  • A layer of fine droplets or particles. 

verb
  • To form mist. 

  • To be covered by tears. 

  • To spray fine droplets on, particularly of water. 

  • To cover with a mist. 

  • To disperse into a mist, accompanying operation of equipment at high speeds. 

ozone

noun
  • Fresh air, especially that breathed at the seaside and smelling of seaweed. 

  • An allotrope of oxygen (symbol O₃) having three atoms in the molecule instead of the usual two; it is a toxic gas, generated from oxygen by electrical discharge. 

  • Hypernym: greenhouse gas 

verb
  • To treat with ozone. 

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