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Catchment Area Learncard 478112199


Question

Which characteristics should not be found in the discharged wastewater?


Think about which of the mentioned characteristics could be true for trade and industrial wastewater.

Answer

Free acids and strong lyes, salts in high concentration, strong toxins, oils and fats, dangerous and explosive gases, odorous substances, many floating substances or heavy settleable solids, radioactive substances, high temperature, strong discoloration


Trade: oils and fats, dangerous and explosive gases

Industry: odorous substances, high temperature, strong discoloration

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