private void ProcessMaterialQuestionNote(List <string> intergalacticUnitNames, string materialName)
        {
            RomanNumeral iUnitValue   = new RomanNumeral(guide.GenerateRomanQueryString(intergalacticUnitNames));
            Material     material     = guide.FindMaterialByName(materialName);
            double       totalCredits = (double)iUnitValue.AbsoluteValue * material.CreditValue;

            responses.Add(OutputHelper.GenerateMaterialResponse(intergalacticUnitNames.ToArray(), materialName, totalCredits));
        }