. Public health and preventive medicine. Fig. 129.—Anti-D syphon trap. DISPOSAL OF SEWAGE 353 for retaining water in the basin, asis present in the old pan and valveclosets, is to be condemned. Pan Closet (Fig. 130).—Thisis a very objectionable form, con-demned by the model by-laws ofthe Local Government Board, andshould be removed wherever objections to it are— 1. It is cased in w 1. 2. It is complicated in mechan-ism, and contains a movable copperpan for retaining water in the is liable to rust, perforate, failto tit closely, and get out of orderin action. 3. There is an
. Public health and preventive medicine. Fig. 129.—Anti-D syphon trap. DISPOSAL OF SEWAGE 353 for retaining water in the basin, asis present in the old pan and valveclosets, is to be condemned. Pan Closet (Fig. 130).—Thisis a very objectionable form, con-demned by the model by-laws ofthe Local Government Board, andshould be removed wherever objections to it are— 1. It is cased in w 1. 2. It is complicated in mechan-ism, and contains a movable copperpan for retaining water in the is liable to rust, perforate, failto tit closely, and get out of orderin action. 3. There is an iron containerbelow the basin which holds nowater, and becomes extremely foul,. Fig. 131.—Valve closet. Fig. Pan closet.
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectprevent, bookyear1902
