. Preventive medicine and hygiene. FlQ. 155.—Section through ArnoldSteam Sterilizer. 1124 PHYSICAL AGENTS OF DISINFECTION. Fig 156.—Section thkough Auto-clave. ever a boiler is found to furnish the steam. Such a structure need not be tight, for the streaming steam escaping from the cracks produces a circu-lation and favors penetration. In the laboratory small objects aredisinfected in streaming steam in theArnold steam sterilizer or the Kochsteamer. On account of the great certaintywith which steam under pressure actsit is the favorite method in practicaldisinfection, especially where steriliz


. Preventive medicine and hygiene. FlQ. 155.—Section through ArnoldSteam Sterilizer. 1124 PHYSICAL AGENTS OF DISINFECTION. Fig 156.—Section thkough Auto-clave. ever a boiler is found to furnish the steam. Such a structure need not be tight, for the streaming steam escaping from the cracks produces a circu-lation and favors penetration. In the laboratory small objects aredisinfected in streaming steam in theArnold steam sterilizer or the Kochsteamer. On account of the great certaintywith which steam under pressure actsit is the favorite method in practicaldisinfection, especially where steriliza-tion is required, and devices for ap-plying this process on a large scalehave reached a high degree of perfec-tion. The smaller forms of steamsterilizers under pressure are known asdigestors or autoclaves and the largerones as steam disinfecting chambers. The Autoclave.—The autoclave,digestor, or steam sterilizer consists of a closed kettle usually made of copper and sufficiently strong to withstand the pressure. Water is placed in the kettle and the heat is applied to the bottom, usually by means of several Bu


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Keywords: ., bookauthorwh, bookcentury1900, bookdecade1910, booksubjecthygiene