A rotational viscometer contains a measuring shaft that can be rotated at a specified rotational speed, a measuring part that is carried by the measuring shaft and that can be lowered into a sample, and a detection unit for determining the angle of torsion of the measuring part relative to the driven part of the measuring shaft. The polysiloxane composition is the product of the hydrolysis and condensation of a SOC formulation comprising a perfluoropolyether compound, an aromatic silicon-containing compound, and a silicon-containing hole transport compound. 5 cm under a short-time load, and a gel deformation deterioration of not more than 3. The first flow path provides fluid communication between the fuel chamber and the canister. The driving maneuvers are coordinated with one another, in order to reduce the effects of the traffic congestion for the members of the group. A few additions to the Test Access Port circuitry, including gating producing a Capture Test Strobe signal, and the boundary scan cells are required to implement the additional instructions.