TY - BOOK AU - BAHL, Suresh TI - Time and money cost of baking chapatis with different fuels U1 - T 641.58 B13T PY - 1972/// CY - Ludhiana PB - P. A. U KW - FUEL KW - CHAPATI BAKING KW - FUEL EFFICIENCY KW - HOME ECONOMICS KW - MONEY COST KW - TIME COST N2 - The calorific values of commonly used fuels, viz. kerosene, tahli-wood, kikar-wood, dung-cake and coal were determined with a bomb-calorimeter. Thermal efficiency was calculated by heating two litres of water from a initial temperature of 200 to 980C and ER -