The technical terms for sewage systems

This section contains all the terms that make up the technical glossary for purification systems. A dictionary useful to deepen the knowledge of the reference sector and make the choice of your system.


Demineralization: is the total or partial elimination of dissolved salts (minerals) from water through a chemical-physical treatment.

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Water purification

Water purification is the technological system that is created and activated to eliminate polluting substances from liquid and gaseous bodies. It takes place with a process composed of a series of...

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Desalination: the technological system designed to eliminate salt from water.

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Disinfection is a measure to reduce through killing, inactivation or removal/dilution, the quantity of microorganisms such as bacteria, viruses, fungi, protozoa, spores, in order to control the ris...

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Sand separation

Mechanical treatment of waste water to eliminate particles such as sand and dust or in any case of solids with diameter

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Water hardness

Water hardness means a value that expresses the content of calcium and magnesium ions (coming from the presence of salts soluble in the water) as well as any heavy metals present in the water. G...

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Collection of waste water to be purified in basins of adequate volume, so as to compensate for excessively high flow peaks and allow a more regular introduction of the water into the treatment plan...

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Escherichia Coli

Bacterium normally present in the intestinal flora of humans and animals. The transmission of pathogenic strains of Escherichia Coli can occur through water or contaminated food.

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By sludge is commonly meant a mixture composed of finely dispersed solid material and a relatively small quantity of liquid, derived mainly, but not necessarily, from sedimentation.

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