A master cylinder for a hydraulic disc brake includes a housing defining a cylinder, the cylinder having a first and second end along its axis. The invention also discloses a process for preparation of these compound and their therapeutic and cosmetic applications particularly in the management of aging related and diabetic vascular complications. Rules software then selects appropriate sets of animation images and sound files that are associated with the detected physical features of the player. As well, the buffer, having thermal conductivity, provides a good path for thermal diffusion during the amorphous active layer’s recrystallization by excimer laser annealing. Refilling the receptacle may be performed via one or more of a wireline, a coiled tubing, a tractor, a robot, a work-string andor tubing from a light intervention vessel, andor other approaches. 5 mmolesL of calcium ions, d) from 0.