A novel antioxidant has the advantages of both the hindered phenols and the phosphite antioxidant is prepared from phosphorus trichloride and 2,5-di-tert-butylhydroquinone, such as tetrakis–2,5-di-tert-butyl-hydroquinonediyl diphosphite. A method in accordance with one embodiment of the invention includes determining if an automatic aircraft controller is controlling an aircraft function based at least in part on a target aircraft speed. After preparation, the bone screws or anchors are attached to the bone. The rotatable handle includes a rotatable portion, a handle, and a tightening surface and a releasing surface arranged peripherally thereon. In addition, a method is described for reducing parasitic resistance in an n-sense amplifier.