Search results
Results from the WOW.Com Content Network
Secondary treatment (mostly biological wastewater treatment) is the removal of biodegradable organic matter (in solution or suspension) from sewage or similar kinds of wastewater. [ 1 ] : 11 The aim is to achieve a certain degree of effluent quality in a sewage treatment plant suitable for the intended disposal or reuse option.
The National Water Supply and Drainage Board (commonly abbreviated as NWSDB) is the National Organization responsible for the provision of safe drinking water and facilitating the provision of sanitation to the people in Sri Lanka. The organization had its beginning as a subdepartment under the Public Works Department for water supply and drainage.
Sri Lanka Industrial Development Co. Ltd; Sri Lanka Institute of Co-operative Management; Sri Lanka Insurance Corporation Ltd; Sri Lanka Institute of Development Administration; Sri Lanka Insurance & Robinson Hotel Company Ltd; Sri Lanka-Libya Agricultural & Livestock Development Co. Ltd; Sri Lanka State Trading Corporation; Sri Lanka Sugar Co. Ltd
Pages in category "Water supply and sanitation in Sri Lanka" The following 3 pages are in this category, out of 3 total. This list may not reflect recent changes .
Sri Lanka's current water management plan seeks to preserve the ecosystem and cultural benefits of the system while making large-scale investments in drinking water systems, sewage treatment plants, and commercial-industrial water infrastructure. [24]
The aeration stage and the disinfecting stage are the primary differences from a traditional septic system; in fact, an aerobic treatment system can be used as a secondary treatment for septic tank effluent. [1] These stages increase the initial cost of the aerobic system, and also the maintenance requirements over the passive septic system.
Savings rates and high-interest accounts in the news. Savings rates strongly correlate with the target interest rate set by the Federal Reserve, the country’s central bank. This Fed rate is the ...
The term sewage treatment plant (STP) (or sewage treatment works) is nowadays often replaced with the term wastewater treatment plant (WWTP). [7] [8] Strictly speaking, the latter is a broader term that can also refer to industrial wastewater treatment. The terms water recycling center or water reclamation plants are also in use as synonyms.