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Compare And Contrast Between Old And Old Food Technology

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Compare and contrast between old and new food technologies. Comment
Introduction:
It is an advancement of mankind history that gave human ability to preserve and save food from microorganisms. In ancient times the preservation technologies developed were drying, smoking, chilling and heating. Later man knew the skill to control these technologies. In the nineteenth century Pasteur made it possible for the people to understand how to manage food preservation methods like heating, chilling and freezing. He provided sound basis for more systematic monitoring and control. In ancient times people used salt, spices and sugar to preserve foods. Unfortunately, due to the use of chemicals for preservation like boron or cumarine led to misuse. Physical treatments are one of the oldest technologies of food preservation …show more content…

People even cooked the food in the bamboo or clay pot and cooked the food with wood that they burned. In modern life, people formulate many modern cooking tools from metal. That makes cooking handy. Modern stove with high technology are also invented. So the food can be cooked fast and easily. Here is the comparison between new and old food preserving techniques:
Old food preserving techniques
Here are some of the techniques that were used in ancient times to preserve food.
1. Sun drying
Sun drying is a method that is used traditionally to lessen the moisture content of raw food by spreading it in the sun. The solar radiation heats the food up as well as the air and increases the rate of water evaporating from the food. This method still works in areas of strong sunlight and low humidity. It makes the foods lightweight and convenient to store. Sun dried foods are better reserves of energy and nutrition, as moisture is the only thing that is lost during preservation.

But there are some limitations of sun drying i.e. it is not possible at night or during

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