A nanostructured sheet that can include a substantially planar body, a plurality of nanotubes defining a matrix within the body, and a protonation agent that can be dispersed throughout the matrix of nanotubes for enhancing proximity of adjacent nanotubes to one another. The hot filled containers are conveyed through a warming tunnel which provides a heated environment which is higher in temperature than the environment, thereby maintaining the temperature of the beverage within the containers at an adequate temperature for an adequate time so as to complete needed heat treatment of the beverage in each such small container. In at least one embodiment, from the comparison and during a period of the ripple, the DC offset detector determines an \u2018above\u2019 duration for which the ripple is above the reference voltage, determines a \u2018below\u2019 duration for which the ripple is below the reference voltage, or both to determine the DC offset of the power supply output voltage signal. The firing conditions are also controlled to provide a low density sphere containing a heterogeneous sphere wall structure comprising a combination of amorphous glass and a crystalline phase or gas phase or both. Accordingly, the traveling stability of the vehicle can be improved and the yaw inertia moment of the vehicle can be decreased. , and then the fuel cells maintain that temperature via a plurality of conduits feeding the fuel cells fuel and an oxidant, and transferring exhaust gases to a planetary surface.