On the basis of bulk and weight of raw materials and finished goods, industries can be classified into:
- Heavy industry such as iron and steel.
Light industries that use light raw-materials and produce light goods such as electrical industries
The two features of heavy industries are:
- They produce those goods which are used by other industries.
- They satisfy our wants indirectly.
The two features of light industries are:
- They produce consumer goods like electrical bulbs, sewings machines etc.
- They produce goods which satisfy our wants indirectly, e.g. fuse wires.
