The following points highlight the top three methods used for preservation of food. The methods are: 1. Physical Preservation Method 2. Chemical Preservation Method 3. Wood Smoke Method. 1. Physical Preservation Method: (a) Asepsis: Asepsis is the process of prevention of growth of microorganisms and their contaminants or both. The covering or wrapping, prevents primarily contamination during handling, protect the [...]
Get the answer of: Why is Food Preservation done? From the earliest times, storage of stable nuts and grains for winter provision is likely to have been a feature shared with many other mammals but, with the advent of agriculture, the safe storage of surplus production assumed greater importance if seasonal growth patterns were to be used most effectively. Food [...]
According to the Oxford English Dictionary to spoil is to 'deprive of good or effective qualities'. When a food is spoiled its characteristics are changed so that it is no longer acceptable. Such changes may not always be microbiological in origin; a product may become unacceptable as a result of insect damage, drying out, discolouration, staling or rancidity for instance, [...]