diff --git a/lca_carbon_workflow.py b/lca_carbon_workflow.py
index 35926a6..e5e2e80 100644
--- a/lca_carbon_workflow.py
+++ b/lca_carbon_workflow.py
@@ -69,9 +69,7 @@ class LCACarbonWorkflow:
         if boundary.window_ratio == 0:
           opening_surface = 0
           opening_material_emission = 0
-          # print('window = 0')
         else:
-          print('window != 0')
           opening_emission = self._calculate_opening_emission(
             building, surface, boundary, opaque_surface_code)
         if opening_emission:
@@ -79,8 +77,8 @@ class LCACarbonWorkflow:
         print('boundary_opening_emission', boundary_opening_emission)
       if boundary_opening_emission:
         surface_opening_emission += boundary_opening_emission
-      building_opening_emission = sum(surface_opening_emission)
-      print(building_opening_emission)
+    building_opening_emission = sum(surface_opening_emission)
+    # print(building_opening_emission)
 
   def _calculate_opening_emission(
           self, building, surface, boundary, opaque_surface_code):
@@ -97,7 +95,5 @@ class LCACarbonWorkflow:
     return opening_emission
 
   def calculate_emission(self):
-    emitted_carbon = []
-    opening_emission = []
     for building in self.city.buildings:
       self.calculate_building_component_emission(building)