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Rigorous analysis is undertaken to minimise the release of air
pollutants.
Carbon disulphide (CS2)
and bi-product hydrogen sulphide (H2S)
are released during the spinning process but are collected at all
processing stages.
CS2 is recovered
in liquid form from low volume, high concentration streams. Less
concentrated streams are transported to the waste gas sulphuric
acid plant for conversion to commercial sulphuric acid at 95% concentration.
Control and recovery systems use superior technological
features and patented processes to deliver the highest environmental
standards in the industry.
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