SCIENCE
CHEMISTRY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Domestic wastewater
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Industrial wastewater
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Stormwater runoff
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Commercial wastewater
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Detailed explanation-1: -There are three types of wastewater, or sewage: domestic sewage, industrial sewage, and storm sewage. Domestic sewage carries used water from houses and apartments; it is also called sanitary sewage.
Detailed explanation-2: -There are two types of wastewater. Blackwater contains human waste and harmful pathogens. Greywater consists of water discharge from sources such as showers, sinks and washing machines.
Detailed explanation-3: -Sewers are not considered as a source of wastewater. Homes, industries and hospitals are considered as sources of wastewater.
Detailed explanation-4: -Wastewater is used water. It includes substances such as human waste, food scraps, oils, soaps and chemicals. In homes, this includes water from sinks, showers, bathtubs, toilets, washing machines and dishwashers. Businesses and industries also contribute their share of used water that must be cleaned.