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Show COOO HELMET FOR FIREMAN. Contains Within Itsilf tutrftfent Air to Last an Hour. Aa experlmert has recently been made In Paris with an Ingenious appa ratlin, Inventeyd by Mr Gugllelmlnttll ind M Draeger, by moans of which It s poailblo to remain without fear of asphyxia In places where It would otherwise oth-erwise bo Impossible to breathe. Tbo apparatus la automatle, that Is. It has no connection with the nlr outside. It Is composed of n tube containing i rrntlalnn ot oxygen aufrtclcrt to last t man for breathing pnrrosea .or moro than an hour, and n helmet nf aluminum alumi-num fittlrg tha letd exactly by means nf n pneumatic iad Tho nvygen It supplied automatically to tho man's nouth and t' o nlr exhaled Is received In a compressible bag It pastes tliroiit.il a regenerator with granulated caustic potath, which ib-sorhs ib-sorhs all the carbonic acid. A flM nnn provided with this apparatus wt-nt dawn trto n cellar In which piles of lamp straw had neon lighted, and al though thero was suffocating smoke from this Io rcrrntnrd In It for nearly threo quarters of an hour without bo-Irg bo-Irg at all Inconvenienced by It. ling llsh World's Work. |