Imports In 2019, Dominica imported $29 in Non-Iron and Steel Slag, Ash and Residues, becoming the 0th largest importer of Non-Iron and Steel Slag, Ash and Residues in the world. At the same year, Non-Iron and Steel Slag, Ash and Residues was the 0th most imported product in Dominica. Dominica imports Non-Iron and Steel Slag, Ash and Residues primarily from: N/A.