Show GOOD HELMET FOR FIREMAN contains within itself clent air to last an hour an experiment has recently been made in paris with an ingenious appa ratus Invent eyd by mr and M draeger by means of which it la Is possible to remain without teal feal ot of asphyxia in places where it would otherwise be impossible to breathe the apparatus Is automatic that Is it haa has no connection with mith the air outside it Is composed of a tube containing a provision of 0 oxygen sufficient to last a m man an for b breathing r eat h i ng p purposes ur po s e s or m more 0 r e t than ha n an ho hour u r a and ij d a b helmet el m e t ot of al aluminum u m i fitting the head exactly by means ot a pneumatic pad the oxygen is I 1 supplied automatically to tho the man a mouth and the air ech exhaled sled Is received in a compressible bag it passes through a regenerator with granulated caustic potash which absorbs all the carb carbonic anle acid A ore fire nan provided with this apparatus went down into a cellar eliar in which piles ot of damp straw had been lighted and al though there was suffocating smoke from this he remained in it tor for nearly three quarters ot of an hour without being at all inconvenienced by it eng ash world a work |