This case is being posted, even though the citation was under $10,000 because it is a GDC case and involved improper storage of materials that would react to create an extremely hazardous substance. EPA used both NFPA 30, 2015 and the IFC, 2015; as well as NFPA 704 in their assessment. The respondent has owned and operated the chemical manufacturing facility since 2001. Respondent uses ethyl alcohol, n-chloro succinimide, phosphorus sulfochloride, thionyl chloride and zirconium tetrachloride at the facility for chemical manufacturing.