ZIMSEC O Level Geography Notes:Industrial Studies: Introduction
- These are also known as processing and manufacturing industries.
- In these industries, the production processes are undertaken in a unit called the factory.
- It is important to distinguish between processing and manufacturing.
- Processing involves the initial removal of impurities from raw materials while manufacturing is a step further to make or produce end-products as shown below.
|Primary Industry||Secondary Processing||Secondary manufacturing||End Product|
|Iron Ore mining||Pig iron making in blast furnaces||Steel making in steel mills||Steel in the form of Barbed wire etc|
|Sugar Cane fields||Processing in a sugar mill e.g. purification||Making of sugar in the sugar manufacturing plant||Sugar e.g. brown sugar,icing sugar etc|
|Forest Plantation||Processing in saw mills e.g. to remove barks||Making of furniture in a furniture plant||Furniture e.g in the form of a table|
|Fishing Vessel||Gutting, cleaning and freezing||Cooking and canning||Ready to eat fish e.g in the form of canned sardines or spam|
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