66O K. V. RA?GA S WAMI AIYA1VOA? fuel, but he invariably uses up all the rubbish he could gather, since otherwise the prices of his wares would become prohibitive. Refined pottery and glass works will use wood-fuel or coal, but the demand nuder this head is more potential than present. Brick and lime kilns, however, entail a steady de- mand for firewood and charcoal. At present the main use of charcoal, is for making the quick lime required for bnilding construction, the balance alone available for other uses, and workers in metals, tic cooking as in this being such as those of goldsmiths washermen, occasional domes- city, etc. Brick kilns use rate beiug a pound of the increase in the economic demand for the population condition of the bricks is generally lime, and nnless the latter car? be available' charcoal it will have to provided from the and improvement in people. Further, $ also $ demand for be made from does not firewood used up in the might necessitate, in the additional supplies of charcoal which would have other- wise remained as firewood. Under the existing crude processes of charcoal burning, the out-turn of charcoal amount to more than 11 per cent of the process. This aspect alone not distant future, either the tructive lime without the use of charcoal.. A rough idea of the demand for additional build- ings-urban and rural--may be gained from considering the number of new families and the house accommodation which the natural the population will necessitate. show that a family or a house consisting of five persons. This would mean 240,000 amount of growth of Our census figures may be taken as distillation of wood, or the manufacture cheaper preparation of charcoal, as by the des- of firewood almost invariably, the fuel for $ brick of standard si?e. The demand for buildings--both public and private--is progressive, with
