Course Glossary

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This shows the specialized terms used in EarthWise Academy. This section contains all the definitions used in the various course glossaries used by each course.

Browse the glossary using this index

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Entries starting with: O

Oxidation

The addition of oxygen, removal of hydrogen, or the removal of electrons from an element of compound. With respect to water treatment, organic matter is oxidized to more stable substances.

  • (BNR01) Nitrification and Denitrification – An Introduction to Nitrogen Removal (1485)
  • (BIO10) Estimating Sludge Volume (2343)

Ozonation

The application of ozone to water for disinfection or for taste and odor control.

Ozone is an extremely powerful disinfectant and an excellent oxidizing agent.

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