Management Change in Companies-A Comment


ium arid plastics cm a larger scale than at present Between 1947 and 1954, the use of copper for industrial purposes declined by 14 per cent while that of aluminium rose by 104 per cent in the US.12 Copper is being increasingly replaced in all the countries by aluminium in the electrical engineering industry which consumes about one half of the world supply of copper. In tube makings and domestic water systems, the principal competitor to copper is plastics, In India too, copper is being increasingly replaced by aluminium in the elec- trical industry and cable industry and by brass and stainless steels fn the utensils industry. Copper is also being substituted by plastics in some of its other uses. The major import substitution is by aluminium in the electrical industry. The limit to this substitution is set only by technological factors but the Government is all out to encourage such substitution. Thus, while the consumption of aluminium has itself gone up 10 times from 12,000 tonnes in 1951 to 124,000 tonnes in 1967, its use in the electrical industry rose from 20 per cent of total aluminium consumed in India noted already, while the production of