Propargyl bromide is effectively stabilized against shock or thermal decomposition by use therewith of an environmentally acceptable inert liquid solvent that forms an azeotrope with propargyl bromide. The cover has a sheath section, whose movement along the shaft is controlled by an actuator section. The selected unit transmits the mixed data over a second frequency. is supplied; a low-temperature chamber arranged adjacent to the high-temperature chamber and configured to produce low-temperature steam of 50\xb0 C. The tibial component is sized so as to permit attachment to the patient’s tibia without severing at least one of the cruciate ligaments. Distribution of divided path data sets over separate physical stores enhances scalability of a directory namespace and facilitates efficient utilization of resources.