Compositions and methods of using such compositions to condition, clean, or disinfect the flow path of a conduit of a microfluidic devices, such as flow cytometers or liquid chromatographs. In addition, a sensor produces a signal representative of an aspect of the user’s position relative to at least one point on the frame. When the integrated circuit is affixed to the interconnect, the solder bump deflects the cantilever. Therefore, the transception of channel information can be performed in a more efficient manner in consideration of the above-described special environment. The system further includes a flow control device to control fluid communication between the forced induction device and a catalyst substrate and to control fluid communication between the exhaust manifold and the catalyst substrate. The waste ink collector includes a heater for heating the waste phase change ink in the collector to at least a phase change ink melting temperature.