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Robert Thom (engineer) First water purification plant in Paisley, Scotland using slow sand filtration to remove bacteria in water. Robert Thom (1774 Tarbolton, South Ayrshire, Scotland - 1847) [1] was a Scottish civil engineer who worked upon major hydraulic projects on the Isle of Bute and Inverclyde. On Bute, he created aqueducts to increase ...
The history of water filters can be traced to the earliest civilisations with written records. Water filters have been used throughout history to improve the safety and aesthetics of water intended to be used for drinking or bathing. In modern times, they are also widely used in industry and commerce. The history of water filtration is closely ...
The history of water supply and sanitation is one of a logistical challenge to provide clean water and sanitation systems since the dawn of civilization. Where water resources, infrastructure or sanitation systems were insufficient, diseases spread and people fell sick or died prematurely. Astronaut Jack Lousma taking a shower in space, 1974.
Water chlorination as a means of treatment began to be used in the late 19th century. Bleaching powder was the first material used for chlorination. Middelkerke, Belgium, would become the first city to chlorinate its water, in 1902, and Jersey City, New Jersey, became the first in city in the United States to do so, in 1909.
April 4, 1993. Confirmed cases. 403,000. Deaths. 69. The 1993 Milwaukee cryptosporidiosis outbreak was a significant distribution of the Cryptosporidium protozoan in Milwaukee, Wisconsin, and the largest waterborne disease outbreak in documented United States history. It is suspected that The Howard Avenue Water Purification Plant, one of two ...
Water purification is the process of removing undesirable chemicals, biological contaminants, suspended solids, and gases from water. The goal is to produce water that is fit for specific purposes. Most water is purified and disinfected for human consumption ( drinking water ), but water purification may also be carried out for a variety of ...
724. Drust and Nechtan mac Der-Ilei fight civil war (to 729). 732. Death of Nechtan mac Der-Ilei; Óengus mac Fergusa becomes King of the Picts. 735. Óengus mac Fergusa, King of the Picts, campaigns against Dál Riata, and seizes and burns the royal centre of Dunadd . 736.
Public water supply and sanitation in Scotland is characterised by universal access and generally good service quality. Water and sewerage services are provided by a single public company, Scottish Water. The economic water industry regulator is the Water Industry Commission for Scotland. It "promotes the interests of water and sewerage ...