Impure Ice As a Cause of Diarrhea.  — the fact that ice is now used by almost all classes to an extent which entitles it to rank rather as a necessity than, as formally, as a luxury of life, renders it important that its purity should be is jealously guarded as the water supply.  It [...]

Sewer Gas Poison.  — it had obviously absorbed sewer gas, which it ascended through the overflow pipe, and that this had been the real cause of the disease was indicated by the fact that the diarrhea disappeared almost as rapidly as it had broken out, when the cistern was emptied and the pipe efficiently trapped. [...]