Observations on the Use of Copper and Its Salts in the Purification of Water1905 - 8 pages |
Common terms and phrases
100 cubic centimetres 18 hours 24 hours 30 minutes 72 hours action addition Agar Agricultural Depart algae amount of copper bacillus typhosus bacterial beneficial boiled water bowl colonies Cholera colorimetric Conclusion consumer contained water Control copper bowls copper salt Copper Sulphate Copper vessels copper wire destroy dilutions discrete emulsion Engineer estimated exposure extent flask containing fluid forms of vegetable gelatine germicidal effect grains grammes Growth was obtained incubation infected inoculated Laboratory large polished surface latter litre Metallic Copper Moore Natal ordinary water organisms organic material overgrown porcelain bowl presenting a sufficiently proportions prove Purification of Water quantities of copper render reservoir water results obtained ridding the water safe shew shewn sideration Slow increase small colonies solu solution of Cupric-sulphate solvent spruit water sterile water sterilised sufficiently large polished Sulphate of Copper town traces of copper treated water tubes typhoid water containing water supply water taken water-borne disease