Food purchasing, processing, preservation and safety - JSS2 Home economics Lesson Note

1) Food purchasing 

Food purchasing is defined as the activity of acquiring food through exchange of money. For instance, when a consumer goes to the market with his/her money, he or she offers the seller her money in other to get or own a particular food stuff, food here include vegetable, fruits, meat, fish food stuff etc.

One needs to know much about the market and the way in which you can buy to make the most out of your food budget.

2) Food processing

Food processing is defines as all those activities whereby crops and animal products in their natural state are changed or transformed into finished goods for future consumption. OR Food processing is the transformation of raw harvested food by physical or chemical means into food stuff of other forms. After harvesting crop and animal farm produce, they are usually worked on to remove chaff, husk, toxic, etc. Example, to process garri, one will first harvest cassava crop, pill out the back, wash, dry, remove the chaff, fry in order to get garri. 

 

3) Food preservation

Food preservation is define as the process and practice of treating food to keep it in good condition and in a form as near as near as possible to its original state for a long time. It is also a process of treating and handling food to prevent or slow down spoilage, loss of quality etc.