. The launderer. A practical treatise on the management and the operation of a steam laundry . eensubjected to a steam bath the washing process is con-tinued in the ordinary Avay. See Fig. 70. The steam chamber is constructed of an inner andouter steel shell, forming a steam jacket, with cast-iron ends, frames and doors fitted with steam-tightcopper gaskets. The jacket gives perfect circulation,prevents too rapid condensation and dries thoroughlythe goods exposed. This jacket is filled with steamduring the entire operation, making the chamber adrying oven, so that the articles to be sterilized


. The launderer. A practical treatise on the management and the operation of a steam laundry . eensubjected to a steam bath the washing process is con-tinued in the ordinary Avay. See Fig. 70. The steam chamber is constructed of an inner andouter steel shell, forming a steam jacket, with cast-iron ends, frames and doors fitted with steam-tightcopper gaskets. The jacket gives perfect circulation,prevents too rapid condensation and dries thoroughlythe goods exposed. This jacket is filled with steamduring the entire operation, making the chamber adrying oven, so that the articles to be sterilized anddisinfected are brought to temperature before the ad-mission of steam to the inner chamber, and thoroughlydried after the steam has been exhausted. To preventa possibility of life to the germ by an admixture ofsteam and air during exposure, an air pump is appliedwhereby a vacuum of fifteen to twenty inches is pro-duced previous to the admission of steam to the innerchamber. Many institutions, -which have very filthy goodsto be washed, have a system of ventilation applied to — 212 —. (4 W W -a Hi § O 5 <£ B CO < 213 —


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