An ablating device has a cover which holds an interface material such as a gel. The rotate-and-pull mechanisms have a lever-actuator to unlatch and withdraw a fiber optic module from a cage assembly or a module receptacle. Alternatively, the publicly positioned device can have a telephone interface through which the user can be audibly prompted for the random data and the user-identifier. In another embodiment, the network protocol errors are diagnosed by visually inspecting the XML document. The polymeric material which are suitable as suds volume and suds endurance enhancers comprise an effective amount of a quaternary nitrogen-containing monomeric unit andor zwitterionic monomeric unit-containing polymeric suds enhancer comprise:.