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Browsing by Subject "Environmental engineering"

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Application of risk assessment techniques to microbial monitoring data: a South-African perspective

Author: Rodda, N ; Amory, A ; Kfir, R Date: 1993 The feasibility of applying microbial risk assessment techniques in South Africa was evaluated by assessing risks associated with enteric viruses in raw and treated drinking water. Maximum daily risks associated with treated drinking water ... Read more
Biological monitoring and assessment of rivers as a basis for identifying and prioritising river management options

Author: Roux, DJ ; Kleynhans, CJ ; Thirion, C Date: 1999 The output of monitoring programmes such as the National Aquatic Ecosystem Bio monitoring Programme must be used in the management of aquatic ecosystems. To achieve this, collected data must, through a systematic framework, be linked to ... Read more
Effect of type of water supply on water quality in a developing community in South Africa

Author: Genthe, Bettina ; Strauss, N ; Seager, J ; Vundule, C ; Maforah, F ; Kfir, R Date: 1997 Efforts to provide water to developing communities in South Africa have resulted in various types of water supplies being used. This study examined the relationship between the type of water supply and the quality of water used. Source (communal ... Read more
Microbial quality of a marine tidal pool

Author: Kfir, R ; Franck, M Date: 1995 In this study the source of microbial pollution to a tidal pool was investigated. Both adjacent seawater which could contribute to possible faecal pollution and potential direct bather pollution were studied. The microbial quality of the ... Read more
Small-scale medical waste incinerators: experiences and trials in South Africa

Author: Rogers, DEC ; Brent, AC Date: 2006 Formal waste management services are not accessible for the majority of primary healthcare clinics on the African continent, and affordable and practicable technology solutions are required in the developing country context. In response, a ... Read more
Surveys monitoring the sea and beaches in the vicinity of Durban, South Africa: a case study

Author: Rathbone, PA ; Livingstone, DJ ; Calder, MM Date: 1998 A microbiological surveillance programme was initiated in Durban, South Africa, to provide an objective assessment of changes in the local seawater quality before and after the commissioning of two submarine outfalls in 1969 and has been ... Read more
Treatment using reverse osmosis of an effluent from stainless steel manufacture

Author: Schoeman, JJ ; Steyn, A ; Scurr, PJ Date: Sep 1996 Reverse osmosis (RO) and physical/chemical technology were evaluated for treatment of neutralized spent acid effluent (seepage) containing high concentration levels of TDS (7500mg/l), Ca (400 mg/l), Cr-V1 (42 mg/l), nitrate-nitrogen (827 ... Read more

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Browsing by Subject "Environmental engineering"

Browsing by Subject "Environmental engineering"

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