atomizer vs bubbler

atomizer

noun
  • An instrument for reducing a liquid to spray or vapor for disinfecting, cooling, medical use or perfume spraying. 

bubbler

noun
  • A device used for smoking marijuana, similar to a cannabis pipe but with a section that holds water, like a bong 

  • A freshwater fish of central North America, the freshwater drum, Aplodinotus grunniens; so called from the noise it makes. 

  • A drinking fountain. 

  • Something that emits bubbles. 

  • An airstone for an aquarium. 

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