654 K. V. RANG?ASWAMI AIYAN?AR both .now and in the future? and of the speeialis? uses of partieul&r fuels. The most convenient way of gaining some idea of the nature and the probable extent of the demand will be to classify the main heads of such demand. So far as India is concern- ed these may be roughly put down as under: 1. Domestic Consumption. ?. Small industries. ?. Brick-kilns---lime-kilns and pottery works. 4. Mines including use and wastage near the collieties. 5. Metallurgieal industries and Workshops. 6. Factories (Cotton, Jute etc.) 7. Gas installations. 8. Automobiles. 9. Steamers (bunkers), coasting and inland. -10. l?ilways (all uses). Engineering balance, 'viz., 4.7 per cent. It w.as also noted th. at the proportion expended on domestic uses was quite insignificant, as we should have anticipated, since the domestic use of coal and coke is practically restricted to the vicinity of the West Bengal coal. field and the city of Calcut:a and its suburbs. If the vol?m? of the aggregate consumption taken as an in?ex of the relative importance be of the Taking for example coal, it was found in 1916, when a careful estimate of its consumption was made, that out of the total Indian out-put of about 8 million tons, the amount consumed by the Railways accounted for 88.6 per cent, the coasting and inland steamers for 16.7 per cent and 3.6 per cent, the factories and the metal industries for 11.1 per cent and 5.1 per cent each, the small industries. and domestic uses for 12.6 per 'cent, the wastage near the collieties for 12.6 per cent, rand other miscellaneous uses for the
