binoculars vs fibreglass

binoculars

noun
  • A hand-held device consisting of a series of lenses and prisms, used to magnify objects so that they can be better seen from a distance, and looked at through both eyes. 

fibreglass

noun
  • A composite material made from fine fibres of spun glass held together with resin. 

  • Silica based glass extruded into fibers that possess a length at least 1000 times greater than their width. 

verb
  • To apply fibreglass to. 

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