The Middle German Chemical Triangle is the industrial conurbation around the cities and towns of Halle, Merseburg and Bitterfeld in the North German state of Saxony-Anhalt and Leipzig and Schkeuditz in the Free State of Saxony. From Wikipedia
High energy costs and regulatory challenges prompt Dow to consider shutting key facilities in Schkopau and Böhlen, sparking calls for a policy shift to stabilize the Mitteldeutsches Chemiedreieck.