A blast furnace is a type of metallurgical furnace used for smelting to produce industrial metals, generally iron, but also others such as lead or copper.
Jackson, Alabama. Jackson is a city in Clarke County, Alabama, United States. The population was 5,228 at the 2010 census. It was one of three wet settlements in an otherwise-dry county.
The city is the county seat of Jefferson County. The city's population was 212,237 according to the 2010 United States Census. The Birmingham-Hoover Metropolitan Statistical Area had a population of about 1,128,047 according to the 2010 Census, which is approximately one quarter of Alabama's population.