German company Knauf, owner of Inland mill, is preparing to terminate production at the plant and close down the facility. Some 80 jobs are at risk.The mill has been unprofitable during the last years, and according to a company spokesman, the owner does not see any possibilities for improved profitability and continued production.Negotiations with employee representatives regarding the factory's future will start on January 16.The mill, established in 1896, has been owned by Knauf since 1995.