00000nam 2200000zi 4500 9.883632 CaOODSP 20221107170629 m o d f cr |n||||||||| 200116e197411##onc ob f000 0 eng d CaOODSP eng rda CaOODSP En39-65/1974E-PDF Sattar, Syed A., 1938- author. Calcium hydroxide (high pH) treatment of sewage and the elimination of human pathogenic viruses / by S.A. Sattar and J.C.N. Westwood. Burlington, Ontario : Environment Canada, Canada Centre for Inland Waters, the Microbiology Laboratories, Scientific Operations Division, November 1974. 1 online resource (19 pages) text txt rdacontent computer c rdamedia online resource cr rdacarrier "Supported by CCIW Contract N. 0SS4-0051, May-September 1974." Digitized edition from print [produced by Environment and Climate Change Canada]. Includes bibliographical references (pages 18-19). "Discharges from conventional sewage treatment plants pollute the environment with potentially dangerous viruses. There is, therefore, a need for simple and more efficient means for the elimination of viruses (along with other pollutants) from sewage. The use of lime shows promise in this respect"--Abstract. Pathogenic microorganisms. Sewage Purification Ion exchange process. Micro-organismes pathogènes. Eaux usées Épuration Échange d'ions. Canada Centre for Inland Waters. Microbiology Laboratories, issuing body. PDF 1.36 MB https://publications.gc.ca/collections/collection_2020/eccc/en39/En39-65-1974-eng.pdf