ILLUSTRATIONS 



TEXT FIGURES 



Fig. 1. The decomposition of chloride of lime in sewage in the dark. 



2. The decomposition of chloride of lime in distilled water in the dark. 



3. The decomposition of chloride of lime solution in diffused daylight. 



4. The decomposition of chloride of lime in sewage in the dark. Curve 



a, results of Glaser; curve b, Table VI, series 4; curve c, Table 

 VI, series 7; curve d, Table VI, series 8. 



5. The decomposition of chloride of lime in urea solutions of varying 



concentration in the dark. 



35 



