bath sponge vs paper towel

bath sponge

noun
  • A sponge, made from any material, that is used for cleaning the body while bathing. 

  • A commercially used species of sponge (porifer, invertebrate of the phylum Porifera) found throughout the Mediterranean Sea, Spongia officinalis. 

paper towel

noun
  • A sheet of absorbent paper dispensed in restrooms, usually used for drying washed hands. 

  • A sheet of absorbent paper, used for cleaning and food preparation, usually sold in and dispensed from rolls. 

How often have the words bath sponge and paper towel occurred in a corpus of books? (source: Google Ngram Viewer )