Discharge of crude sewage into the estua
β
Southgate, B. A.
π
Article
π
1939
π
Wiley (John Wiley & Sons)
β 815 KB
CEIEMISTRY AND INDUSTRY ## 261 nnd is sliown in Pig. 1. Wit11 tiic Iielp of Dr. Triivcrs this still was produccd of Pyrcx glass. Tlic inncr portion was filled with glass tubcs in ordcr tltat tltc liquid should flow to thc sides. Tlic outcr portion was wound with rcsistaiicc tape and hcatcd elcetr