cable tray vs funnel

cable tray

noun
  • A rigid structure to support electric cables; a type of raceway, normally having the appearance of a ladder and open at the top to facilitate changes. 

funnel

noun
  • A passage or avenue for a fluid or flowing substance; specifically, a smoke flue or pipe; the chimney of a steamship or the like. 

  • A utensil in the shape of an inverted hollow cone terminating in a narrow pipe, for channeling liquids or granular material; typically used when transferring said substances from any container into ones with a significantly smaller opening. 

verb
  • To consume (beer, etc.) rapidly through a funnel, typically as a stunt at a party. 

  • To proceed through a narrow gap or passageway akin to a funnel; to condense or narrow. 

  • To channel, direct, or focus (emotions, money, resources, etc.). 

  • To use a funnel. 

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