Question: The Buchanan Furnace is a historic iron furnace located in Licking Township Clarion County Pennsylvania. It was built in 1844 and is a cold blast charcoal furnace measuring 30 feet by 33 feet at the base and 33 feet tall. It had a maximum production of 1200 tons per year and was abandoned in 1858 because of a lack of timber to be used as fuel.Thirty-one iron furnaces were built in Clarion County mostly from 1840-1850. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
Answer:
Building