diff --git a/imports/life_cycle_assessment/lca_material.py b/imports/life_cycle_assessment/lca_material.py
index bd2ea846..946a44a4 100644
--- a/imports/life_cycle_assessment/lca_material.py
+++ b/imports/life_cycle_assessment/lca_material.py
@@ -20,10 +20,6 @@ class LcaMaterial:
     with open(path) as xml:
       self._lca = xmltodict.parse(xml.read())
 
-    # for vehicle in self._lca["library"]["vehicles"]['vehicle']:
-    #   self._city.vehicles.append(Vehicle(vehicle['@id'], vehicle['@name'], vehicle['fuel_consumption_rate']['#text'],
-    #                                 vehicle['fuel_consumption_rate']['@unit'], vehicle['carbon_emission_factor']['#text'],
-    #                                   vehicle['carbon_emission_factor']['@unit']))
     for material in self._lca["library"]["building_materials"]['material']:
       _material = Material()
       _material.type = material['@type']
@@ -41,47 +37,3 @@ class LcaMaterial:
       _material._cost_unit=material['cost']['@unit']
 
       self._city.materials.append(_material)
-      # self._city.materials.append(Material(type=material['@type'], material_id=material['@id'], material_name=material['@name'], density=material['density']['#text'],
-      #                                        density_unit=material['density']['@unit'], embodied_carbon=material['embodied_carbon']['#text'], embodied_carbon_unit=material['embodied_carbon']['@unit'],
-      #                                        recycling_ratio=material['recycling_ratio'], material['onsite_recycling_ratio'], material['company_recycling_ratio'],
-      #                                        material['landfilling_ratio'], material['cost']['#text'], material['cost']['@unit']))
-    # for concrete in self._lca["library"]["building_materials"]['concretes']['concrete']:
-    #     material_name = "concrete"
-    #     self._city.materials.append(Material(material_name, concrete['@id'], material['@type'], concrete['density']['#text'], concrete['density']['@unit'],
-    #                                          concrete['embodied_carbon']['#text'], concrete['embodied_carbon']['@unit'], concrete['recycling_ratio'],
-    #                                          concrete['onsite_recycling_ratio'], concrete['company_recycling_ratio'], concrete['landfilling_ratio'],
-    #                                          concrete['cost']['#text'], concrete['cost']['@unit']))
-    # for glass in self._lca["library"]["building_materials"]['glasses']['glass']:
-    #     material_name = "glass"
-    #     self._city.materials.append(Material(material_name, glass['@id'], material['@type'], glass['density']['#text'], glass['density']['@unit'],
-    #                                          glass['embodied_carbon']['#text'], glass['embodied_carbon']['@unit'], glass['recycling_ratio'],
-    #                                          glass['onsite_recycling_ratio'], glass['company_recycling_ratio'], glass['landfilling_ratio'],
-    #                                          glass['cost']['#text'], glass['cost']['@unit']))
-    #
-    # for insulation in self._lca["library"]["building_materials"]['insulations']['insulation']:
-    #     material_name = "insulation"
-    #     self._city.materials.append(Material(material_name, insulation['@id'], material['@type'], insulation['density']['#text'], insulation['density']['@unit'],
-    #                                          insulation['embodied_carbon']['#text'], insulation['embodied_carbon']['@unit'], insulation['recycling_ratio'],
-    #                                          insulation['onsite_recycling_ratio'], insulation['company_recycling_ratio'], insulation['landfilling_ratio'],
-    #                                          insulation['cost']['#text'], insulation['cost']['@unit']))
-    #
-    # for wood in self._lca["library"]["building_materials"]['woods']['wood']:
-    #     material_name = "wood"
-    #     self._city.materials.append(Material(material_name, wood['@id'], material['@type'], wood['density']['#text'], wood['density']['@unit'],
-    #                                          wood['embodied_carbon']['#text'], wood['embodied_carbon']['@unit'], wood['recycling_ratio'],
-    #                                          wood['onsite_recycling_ratio'], wood['company_recycling_ratio'], wood['landfilling_ratio'],
-    #                                          wood['cost']['#text'], wood['cost']['@unit']))
-    #
-    # for covering in self._lca["library"]["building_materials"]['coverings']['covering']:
-    #     material_name = "covering"
-    #     self._city.materials.append(Material(material_name, covering['@id'], material['@type'], covering['density']['#text'], covering['density']['@unit'],
-    #                                          covering['embodied_carbon']['#text'], covering['embodied_carbon']['@unit'], covering['recycling_ratio'],
-    #                                          covering['onsite_recycling_ratio'], covering['company_recycling_ratio'], covering['landfilling_ratio'],
-    #                                          covering['cost']['#text'], covering['cost']['@unit']))
-    #
-    # for metal in self._lca["library"]["building_materials"]['metals']['metal']:
-    #     material_name = "metal"
-    #     self._city.materials.append(Material(material_name, metal['@id'], material['@type'], metal['density']['#text'], metal['density']['@unit'],
-    #                                          metal['embodied_carbon']['#text'], metal['embodied_carbon']['@unit'], metal['recycling_ratio'],
-    #                                          metal['onsite_recycling_ratio'], metal['company_recycling_ratio'], metal['landfilling_ratio'],
-    #                                          metal['cost']['#text'], metal['cost']['@unit']))
\ No newline at end of file