...C SCHAFHAEUTL © Thomas Telford and ICE 1842 BOILERS STEAM EXPLOSIONS CAUSES PRESSURE TESTS GLASS TUBES HYDROGEN CONCUSSION EVAPORATION EXPERIMENTS WIRE RODS IRON RAILS POTASSIUM GASES 435 XIX.-On the Circumstances under which E7xplosions frequently occur in Steam...

..., usual dimensions, and mode of setting this boiler are too wellknownto requireparticular mention. It appears to possess all the principles necessary to resist internal and external pressure, due regardbeing paid to s d c i e n t strength of materials. The fire is contained in an internal cylindrical tube...