food preservation

Table of Contents

Introduction
Spoilage mechanisms
- Microbial contamination
  - Bacteria
  - Fungi
  - Control of microbial contamination
- Chemical deterioration
  - Enzymatic reactions
  - Autoxidation
  - Maillard reaction
  - Light-induced reactions
Low-temperature preservation
- Refrigeration
- Freezing
  - History
  - The freezing process
  - Industrial freezers
  - Quality of frozen foods
Thermal processing
- Canning
  - Presterilization procedures
  - Sterilization
  - Quality of canned foods
- Pasteurization
- Aseptic processing
  - Commercial sterility
  - Packaging aseptically processed products
- Blanching
Controlling water activity
- Dehydration
- Concentration of moist foods
Fermentation and pickling
- Pickled fruits and vegetables
- Pickled meat
- Deterioration of fermented and pickled products
Chemical preservation
- Organic chemical preservatives
- Inorganic chemical preservatives
Food irradiation
- Biological effects of irradiation
  - Positive effects
  - Negative effects
- Safety concerns
Packaging
Storage

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