What specific treatment technique was pioneered in Exeter, England, during the 1890s?
Answer
The use of continuous bacterial filter beds
During the 1890s, research in Exeter, England, was instrumental in developing and testing the use of continuous bacterial filter beds. This technique was a critical precursor to modern trickling filters, focusing on the biological oxidation of dissolved impurities. This work demonstrated that by creating an environment where bacteria could thrive, societies could treat sewage biologically rather than relying solely on the physical removal of solids or downstream dilution.
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