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๐ SIMILAR VOLUMES
## CHEMISTRY AND INDUSTRY 8Q5 been found to give about 95% purification of bcct sugar effluents, thc product being satisfactory for disposal in a river. Gas wor11s' liquors could also bc treated by the bacterial filtcr method, but i t was rather espensive owing t o the short life of the filters. T
Street, W.C. 1, tlic subject being I' H~iiioglobin." Tlic Physicnl Socicty 'of Loiiclon and tlic Optical Socicty liatl invitctl tlic atkndaiicc of Fcllo\vs at tlic nniiual cshibitioii of scientific apparatus to bc licltl on Ja,niiary 5, G, and 7, at the Impcrial Collcgc of Sciciicc and !L'ccliiiolog
## I,ec. 12, I030 nkliorrgh it sonictinics nppciircil thnt nn nnnlyst wns doing usclcss work, tlicrc was often somctliinp vcry useful nnd ncccssnry behind i t all. Dr. J. C h i n k plcndcd for improvcd nicthods of tcaching nnnlyticnl clicmistry, so that thcory and prncticc should be properly co-o