...ground in order to get it pure. The impurities of rain are completely removed by filtration throogh the soil ; when that is done, there is no more nauseous...opinion, that rain collected directly from the air cannut, at any rate near to towns, afford a proper water supply. However, since rain is the source...

...is a consolation to know, however, that in the opinion of so high an authority as Dr. Angus Smith " the impurities of rain are completely removed by filtration through the soil" (Air and Rain), and that in the judgment of the Royal Commission on Water Supply (1869), perfect filtration,...

...is a consolation to know, however, that in the opinion of so high an authority as Dr. Angus Smith " the impurities of rain are completely removed by filtration through the soil" (Air and Rain), and that in the judgment of the Royal Commission on Water Supply (1869), perfect filtration,...

...in large quantities wo must still resort to collecting it on the ground in order to get it pure; for the impurities of rain are completely removed by filtration through the soil: when that is done there is no longer any nauseous taste of soil or soot. With respect to the wholesomencss of water, one question...

...order to get it pure. The impurities of rain are completely removed by filtration through the soilj when that is done, there is no more nauseous taste of oil or of soot, and it becomes perfectly tranparent. The presence of free sulfuric acid in the air sufficiently explains the fading of colours...