A device for the continuous filtration of material blends, in particular for separating impurities from plastic melts. The insurance program preferably includes the initial insurance application and establishment of an insurance agreement, periodic issuing of individual insurance coverages for particular loans handled by the lender, training and consulting on improved controls for lenders, maintaining an ineligible database of entities and a database of loan information, and handling of claims. A voltage at the first electrode gradually decreases from a third voltage to a fourth voltage after the voltage at the first electrode gradually increases from a first voltage to a second voltage, during a sub-reset period of a second subfield being consecutive to the first subfield. The method comprising: providing an apparatus having a rotatable andor slidable chair, wherein some of the components may be foldable, such as a foldable seat, a foldable back, foldable legs, and a plurality of arms. The system makes the access, integration and monitoring of information between a distributed project team manageable and reduces the manual effort and time spent accessing information, determining the relationship between different items of information, and avoiding inconsistencies between different pieces of information.