At West Stanley, in County Durham, direct electrical ignition of coal-dust by a flash from a faulty fuseabox was suggested, at Hulton, in Lanoashirc, ignition of gas at a faulty switch, at Sen ... The calorific value of methane is 189.1. and of ethane 336.6 kilogram calories per gram molccule. ... 1a#39;6 12a#39; 1a#39;0 7 0a#39;98 (1 P08 4a#39;.
|Title||:||Annual Report of the Department of Mines, New South Wales, for the Year|
|Author||:||New South Wales. Dept. of Mines|