_ —In the absence of other water sterilisation, Dr Riegel, of the Austrian army, finds citric acid, or lemon juice, effective. In a shallow vessel in sun-hine 0.6 of citric aoid I killed cholera germs in five minutes, ind j .typhus ip. .que and. a-hajf hours,
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Otago Daily Times, Issue 14245, 20 June 1908, Page 5
Word Count
45Page 5 Advertisements Column 2 Otago Daily Times, Issue 14245, 20 June 1908, Page 5
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