Dispersoidological investigations, VI–X. By Prof. P. P. von Weimarn, and Colladoratorn. Reports of the Imperial Industrial Research Institute, Osaka, Japan. Vol. VI. No. 10. Pp. 79. November, 1925.

✍ Scribed by Hatschen, E.

• Book ID: 102321786
• Publisher: Wiley (John Wiley & Sons)
• Year: 1926
• Weight: 153 KB
• Volume: 45
• Category: Article
• ISSN: 0368-4075
• DOI: 10.1002/jctb.5000453307

✦ Synopsis

rcspccts tho conditions \rere not the same. It sccnis, howcvcr, probablc that thc conditions choscn by :Dr. SpcUcr arc thosc which arc of immediate concc111 to the water-cngiiiccr and watcr-chemist.

Dr. Spcller's work on water-t,rcatment l ~a s been tlcvo tccl to clcvcloping two main types of proccdme. Wic first., which consists in deact.ivstion by iron scrap or chcap slicct-iron, has a value which has ncwr 1,cen ({ ucstioiicd. The second, ivhich clepmls 0 1 tlosnge with inliibit.ive cl~cmicals, such as alknli or wntci*glass, d s o givcs bciiclicial result.8 iiiider ninny conditions ; cnses arc kno~vii, Ilo~ever, \vhcrc such dosage may caitsc inorc trouble t l ~a n it citrcs, wid l~crhnps a w o ~~l of \va~niiig may not bc out of plncc rcgnrtliiig t . 1 1 ~ possible results of the incliscrinihiatc use of inhibitire cliciuicals by persons Icss discerning t,liiiii