Three laboratory-scale slow sand filters containing sands of different effective sizes (170, 360 and 450 micrometres) were operated at treatment... Read more...
This paper reviews the available information about the efficiency and application of the traditional domestic water purification method employing... Read more...
This paper tries to show that the conventional wisdom of economies of scale do not apply to small water supplies where simpler technical design and... Read more...
A mathematical model which simulates the performance characteristics of reciprocating handpumps is presented. The model is based on basic fluid-... Read more...
The Nilwala River, the principle source of drinking water for the inhabitants of southern Sri Lanka, was investigated for trace organic contaminants. Read more...
Costs associated with community management of water supply and sanitation systems need to be defined at an early stage. Read more...
High levels of arsenic in tubewell drinking-water in West Bengal, India, have been linked to arsenical dermatosis and skin cancer. Read more...
Two novel disinfection methods, the Moggod (mixed oxidant gases generated on demand) and an iodinated resin cartridge were assessed in terms of their... Read more...
Laboratory investigations were carried out on a simple iron removal plant suitable for small-scale rural water supply. Read more...
Based on a theoretical model predicting a descending order of risks of pathogen transmission by irrigation with raw wastewater and on epidemiological... Read more...
Granual filter media, most typically sand, are required to satisfy specifications relating to their physical properties. Read more...