Instrumenting a computer program to provide instrumented byte code includes examining the byte code, selecting portions of the byte code for instrumentation, and instrumenting the portions to provide instrumented byte code. More particularly, the present invention relates to methods of cleaning using small portable devices for cleaning that dissolve, dissociate or digest stains from fabric or cloth. The half-jacket frame includes a left indent, a left upper lens groove adapted to receive a left lens, a right indent, and a right upper lens groove adapted to receive a right lens. The nose pack is simply inserted into the nasal cavity while applying gentle pushing force until pack is snug. Processes for preparation of these alginate materials and methods for using them, particularly for cell transplantation and tissue engineering applications. The optical link increases the noise immunity of electrical interconnections, and allows the memory device to be placed a greater distance from the processor than is conventional without power-consuming IO buffers.