Secondary activities or manufacturing are those activities which change raw materials into products of more value to people. Changing of pulp of wood into paper and paper into note book represents the two stages of manufacturing process.
The finished has more value and utility than the raw material that it is made from.Industry refers to an economic activity that is concerned with production of goods, extraction of- minerals or the provision of services. Thus we have iron and steel industry (production of goods), coal mining industry (extraction of coal) and tourism industry (service provider).
This classification refers to the amount of capital invested, number of people employed and the volume of production.
Cottage or household industries are a type of small scale industry where the products are manufactured by hand, by the artisans. Basket weaving, pottery and other handicrafts are examples of cottage industry. Small scale industries use lesser amount of capital and technology as compared to large scale industries. Silk weaving and food processing industries are small scale industries. Micro & Small Scale Enterprises plays a vital role in employment generation
Produce large volumes of products. Investment of capital is higher and the technology used is superior. Production of automobiles and heavy machinery are large scale industries.
Industries can be classified into private sector; state owned or public sector, Joint sector and cooperative
Some regions are industrially more advanced than others because they have conditions favourable for the growth of industries. Some important factors that influence the locations of industries are : -