The present invention describes an earwax removal device having varying structures to provide different earwax removal capabilities. The present invention relates in particular to benzocphenanthrene derivatives of, e. The silicon oxide-based low-k material, in accordance with embodiments of the invention, is maintained at temperatures in a range of 40 to 200 degrees Celsius, and preferably at a temperature of about 150 degrees Celsius, and at pressures in a range of 1,070 to 9,000 psi, and preferably at a pressure of about 3,000 psi, while being exposed to the supercritical passivating solution. Task schedules are assigned, merged, or permuted to dynamically provide the user with a feasible and convenient agenda. The lines carrying left audio signals from the two input plugs are connected to the input cord conductor which leads to the left ear piece unit and the lines carrying right audio signals from the two input plugs is connected to the input cord conductor which leads to the right ear piece unit. Plural weaving threads are provided which exit the composite fabric of a fabric layer in the direction of the other fabric layer and are freely floating in the chamber before they enter into the composite fabric of the other fabric layer.