By Ken Ward Jr. Eastman Chemical Co. did not properly caution Freedom Industries about the potential for the chemical Crude MCHM to corrode Freedom's storage tanks prior to Freedom's January 2014 spill that contaminated the Kanawha Valley region's drinking water supply, lawyers for area residents allege in new court filings this week.Lawyers for residents also alleged in their court filings that then-Freedom Industries official Dennis Farrell tried unsuccessfully on the morning of the spill to convince a West Virginia American Water Co.