A static eliminator comprises at least one discharge needle for generating ions to eliminate static charge. Electrolytes contain oxidized forms of reversible redox couples produced. The lowered total air pressure in the reservoir draws lubricant from the gear system into the reservoir, thereby increasing the lubricant level in the reservoir and decreasing the lubricant level in the gear system, allowing the lubrication system to be operated in a \u2018dry sump mode\u2019. A serial connection electrode connects the first segment in series with the second segment. The amount of radio frequency power may be relatively low such that the application of plasma causes denaturation of collagen within the collagen-containing tissue beneath the skin surface, which may promote the generation of new collagen within the collagen-containing tissue. The passage may be any channel, tube, passageway, or pathway that allows an acoustical signal to travel from the interior cavity to the interior of the housing.