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The article focuses on the spray booth technology with EcoDryScrubber from Dürr Systems Inc. in Plymouth, Michigan which was unveiled at the new production facility of Volkswagen in Chattanooga, Tennessee. It states that the system uses a regenerative dry filtration process which allows recycling of process air to reduce paint spray booth energy use and emissions. It notes that the dry system reduces natural resource consumption and water use as well as operating cost.

The article reports on the installation of the multi-stage wet scrubber on a coal- or oiled-fired swing boiler which reduces sulfur dioxide emissions. Kimmo Peltonen, product manager at Andritz Inc., has spoke during the TAPPI Enginering, Pulping and Environmental Conference in Memphis, Tennessee about the reduction of particulate matter (PM) emissions. Peltonen stated that installation cost is half of the traditional installation of a dry electrostatic precipitation (ESP).