effect vs shelf life

effect

noun
  • Execution; performance; realization; operation. 

  • The result or outcome of a cause. 

  • An illusion produced by technical means (as in "special effect") 

  • Belongings, usually as personal effects. 

  • Consequence intended; purpose; meaning; general intent; with to. 

  • The state of being binding and enforceable, as in a rule, policy, or law. 

  • A scientific phenomenon, usually named after its discoverer. 

  • An alteration, or device for producing an alteration, in sound after it has been produced by an instrument. 

  • Impression left on the mind; sensation produced. 

verb
  • To make or bring about; to implement. 

shelf life

noun
  • The maximum time a packaged material can be stored under specific conditions and still meet the performance requirements specified. 

  • The length of time a product (especially food and drugs) will last without deteriorating or without being sold. 

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