Answer:
Methods of Food Preservation
1. Pickling
• Food preserved in vinegar.
• Preserves meat, vegetables due to the action of acetic acid which prevents microbial growth
2. Salting
• Food preserved in salt such as fish, meat
• Salt prevent microbial growth
3. Smoking
• Smoking of fish and meat prevent spoilage by dehydration
• The wood smoke contains large number of compounds, which are anti microbial and slow rancidification of animal fats.
4. Canning
• It is a method of preserving food in which the food contents are processed and sealed in an airtight container at high temperature.
• Nicholas Appert-father of canning
• Food products such as meat, fish, fruits, vegetables
i hope it helps :)
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