Food Preservation

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Across
  1. 4. sealing food in airtight containers for preservation
  2. 9. the amount of time food remains safe and edible
  3. 11. heat treatment used to kill harmful bacteria
  4. 13. using low temperatures to slow microbial growth in food
  5. 14. using sugar to prevent microbial growth
  6. 16. using smoke to flavor and preserve meats or fish
  7. 17. covering food with ice to keep it cold and fresh
  8. 18. soaking food in saltwater solution to preserve it
Down
  1. 1. exposing food to radiation to destroy bacteria and pests
  2. 2. cooling food just above freezing to extend shelf life
  3. 3. removing air from packaging to slow spoilage
  4. 4. introduction of harmful microorganisms into food
  5. 5. preserving food in vinegar or brine
  6. 6. using microorganisms to produce acids or alcohol for preservation
  7. 7. ingredients added to improve flavor, texture, or preservation
  8. 8. removing water to prevent microbial growth
  9. 10. removing water by freezing then sublimating ice
  10. 12. oldest method of preservation, removing moisture from food
  11. 15. using salt to draw moisture out of food and inhibit bacteria