Killing microorganisms in food can be used to extend the shelf life of that food, and thorough cooking is the most effective way to kill microorganisms in food. Given these facts, what can thorough cooking do to food among the following options:
- make it inedible
 - extend the shelf life
 - Damages them
 - make it colder
 - make it saltier
 - converting electricity to heat
 - it keeps an organism warm
 - get chemical reactions started


 

  extend the shelf life       