Secondary activities involve the creation process and the building industry. It is concerned with converting raw materials into useful items such as transforming iron ore into steel, creating yarn out of cotton and so on. The secondary sector depends on the primary sector for the raw materials necessary for creation. The value added through the conversion of raw materials into final products generates huge profit in the market resulting in rapid growth in developed countries. People who work in the secondary sector are known as blue-collar employees. These are symmetrically located in manufacturing units that convert raw materials into final