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Articles & Whitepapers

  • Plastic Straws and One-Use Plastics Harming the Water System

    Plastic Straws and One-Use Plastics Harming the Water System

    Drinking straws form a large portion of litter collected on a beach Attention on drinking straws has ignited public response to plastics pollution More than a third of plastic is used once then thrown away. It may be broken and ground into progressively smaller bits by the elements, but it lasts virtually forever. In the United States, more than 30 million tons of plastic is discarded every ...

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Equipment & Solutions

  • Sewage Sludge Minimization
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    Sewage Sludge Minimization

    THE PROBLEM: Sewage sludge volume. THE SOLUTION: DIRK investigated the use of ultrasound to influence the enzymes on sewage sludge cells and published the first papers on their interesting findings in 2001. The tests proved that sewage sludge exposed to high power ultrasound would show increased digestion of the treated sludge which meant substantially less volume following sludge digestion. A ...