Localizing bypass capacitance for the purpose of reducing or eliminating noise in power supplies in an integrated circuit. In use, these blanketing parts overlap so as to adjust for width and, most importantly, the child sleeps on top of both blanketing parts so that its own weight holds the mounds at the selected distance. A power factor improving capacitor is connected in parallel to and near the induction coil and has a grounded intermediate point. The present invention also relates, in part, to a method for preparing a beverage comprising nicotine. The needle assembly includes a spring for propelling the safety shield to the distal position and a latch for releasing the safety shield from the proximal position.