The touting of zinc-d as a special ingredient in engine oil additives is a little like the Shell ads which touted Platformate. (Most gasoline has similar additives but under different names.) Zinc-d is an additive in most, if not all, major oil brands.
Madison County is a county located in the Lead Belt region of the U.S. state of Missouri.As of the 2010 census, the population was 12,226. Its county seat and largest city is Fredericktown. The county was officially organized on December 14, 1818, and was named after President James Madison.adison County is a county located in the Lead Belt region of the U.S. state of Missouri. As of the 2010 census, the population was 12,226.
Frederick County, Maryland. Frederick County is a county located in the northern part of the U.S. state of Maryland. As of the 2010 U.S. Census, the population was 240,336. The county seat is Frederick. Frederick County is included in the Washington-Arlington-Alexandria, DC-VA-MD-WV Metropolitan Statistical Area. Like other outlying sections of the Washington metropolitan area, Frederick County has experienced a rapid population increase in recent years.