Dehydrating food is used for preserving food, and our Nesco Food Dehydrators require no tray rotation due to a patented air flow system. Given these facts, what is used to preserve food among the following options:
- evaporation
 - Something from Nesco
 - white vinegar
 - Calcium carbonate
 - salt and water.
 - layers of fat
 - Exfoliation
 - adding heat


 

  Something from Nesco       