A multi-function writing instrument includes a front section having a writing point opening and a rear section having an eraser opening. The composition contains a base polymer and about 25 percent to about 45 percent by weight of carbon black having particle size of from about 15 nm to about 22 nm, Iodine number of from about 115 mgg to about 200 mgg, and DBP number of from about 90 cm3100 g to about 170 cm3100 g. Accordingly, the process gives printers the capacity to utilize a six-color separation process with Cyan, Magenta, Yellow, Red, Green, and Blue color separation data channels. The beverage holder assembly may comprise a beverage housing to support a beverage container. The method further comprises the step of using the results of the parametric analysis to determine whether the component meets a predetermined criteria for acceptability. A torque setting unit includes a first teethed gear disposed in the receiving hole, a second teethed gear meshed with the first teethed gear, a resilient unit abuts against the second teethed gear and the second portion, and a rod passes through the tube.