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Water purification
Water treatment - Wikipedia ... Water treatment
Sewage treatment
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.
Sedimentation (water treatment)
Coagulation (water treatment)
A traveling screen is a type of water filtration device that has a continuously moving mesh screen that is used to catch and remove debris. [1] This type of device is usually found in water intake systems for drinking water and sewage treatment plants. Screening is considered the first step in conventional sewage treatment processes.
Sand filters are used as a step in the water treatment process of water purification. There are three main types; rapid (gravity) sand filters, upward flow sand filters and slow sand filters. All three methods are used extensively in the water industry throughout the world.