Water & the Environment
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Anaerobic digestion and disinfection are often applied in addition to the main activated sludge process. Onto which streams they are applied? (Chose the correct statement)
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Why is there a need for a recirculation stream between the aerated reactor and the anoxic step in the A2O process?
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Which of the following is not a disadvantage of the phosphate precipitation with iron?
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What is the prime source of nitrogen for the production of fertilizer today?
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What is the problem with today’s nitrogen anthropogenic cycle?
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What is the role of the acid in the process of leaching phosphorus from sluldge ash?
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Struvite is recovered mainly from which of the following wastewater stream:
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What types of chemicals are typically added for recovering phosphorus from wastewater as struvite?
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