| Show f o I J i i ti fi- fi i f. f J. J FOR USE AMONG EXPLOSIVES Handy Locomotive That Has Neither Fire Nor Flame The accompanying cco Illustration shows show a randy handy little locomotive that has been designed and built bunt at the works works' In III Dusseldorf for use In Ja factories t that are devoted to the manufacture of gunpowder and high explosives Altho Although gh it Is a steam et engine it haS haa no no firebox nor does docs It c carry rry fire or flame of ot any kind lelnd what whatever v ri For its motive power It depends entirely nure y upon its boiler or Trot hot water reservoir which Is filled v with ith water under a pressure of several sever sever- al hundred pounds to the square Inch and md a corresponding temperature of ot sen several ral hundred degrees This is Is' an adaptation of ot a system that has been in use for many many years which has found considerable favor or in Germany The I toller Is charged from a stationary station station- ary plant with water heated to a point far beyond the temperature at which it would boil boll under atmospheric atmospheric ic pressure When the locomotive commences to m move move ve and the steam Is drawn off from from- the boiler boller the pressure pressure pressure press press- ure of course is lowered and as soon soon as It falls below the point corresponding correspond correspond- ing to the temperature of water the he latter begins to boil boll giving fresh supplies sup supplies sup sup- plies of steam Thus as as' as the engine Is operated there Is a fall fan of pressure with a corresponding boiling of the water |
