 The first production for military purposes was the production of iodine monochloride of chlorobenzene and phosgene used during the First World War and later in the African campaign.During World War II, Clorosoda, sulfuric acid, and fertilizers were produced.After the war, shutting down the production of sulphuric acid, Rumianca SpA, and then the SIR Group, developed new product lines for the production of DDT and chloroaromatics.