ASHTABULA — A company planning to build a $474 million plant to produce high-grade pig iron for the metal casting industry says it's received its final air emissions permit from the Ohio Environmental Protection Agency.
https://www.wkyc.com/article/news/plans-call-for-building-pig-iron-plant-in-ashtabula/95-22da0087-4147-4b37-ada1-39e72d05e9a8