Blar i NIVA-rapporter på emneord "Samferdsel / Transport and communication"
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Using carbon dioxide gas to lower the pH of tunnelling waste water – laboratory test and assessment of toxic potential
(NIVA-rapport;6634, Research report, 2014)Building of tunnels produces waste water that often is highly alkaline. Such water can be toxic to aquatic organisms, and pH should be lowered before discharge to recipient. A reactor tank was built to test the use carbon ...