A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Sterilisation and cleaning of slow sand filters
Use of chlorine for this purpose; application of sodium hypochlorite to filters; Paterson chloroscope; testing for free chlorine; testing for residual chlorine. Before Instn Water Engrs. (See also - discussion p 486-7)
Sterilisation and cleaning of slow sand filters
Use of chlorine for this purpose; application of sodium hypochlorite to filters; Paterson chloroscope; testing for free chlorine; testing for residual chlorine. Before Instn Water Engrs. (See also - discussion p 486-7)
Sterilisation and cleaning of slow sand filters
Surveyor
Ronald, D. (author)
1939
2 pages
Article (Journal)
English
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