diff --git a/src/Data/Object/Component.elm b/src/Data/Object/Component.elm
index 140e0a3c9..4bc99b06b 100644
--- a/src/Data/Object/Component.elm
+++ b/src/Data/Object/Component.elm
@@ -10,6 +10,8 @@ module Data.Object.Component exposing
     , decodeComponentItem
     , decodeList
     , encodeComponentItem
+    , expandComponentItems
+    , expandProcessItems
     , findById
     , idFromString
     , idToString
@@ -82,17 +84,30 @@ componentItemToString components processes componentItem =
                     )
 
 
-processItemToString : List Process -> ProcessItem -> Result String String
-processItemToString processes processItem =
-    processItem.processId
-        |> Process.findById processes
-        |> Result.map
-            (\process ->
-                String.fromFloat (amountToFloat processItem.amount)
-                    ++ process.unit
-                    ++ " "
-                    ++ process.displayName
-            )
+expandComponentItems :
+    { a | components : List Component, processes : List Process }
+    -> List ComponentItem
+    -> Result String (List ( Quantity, Component, List ( Amount, Process ) ))
+expandComponentItems { components, processes } =
+    List.map
+        (\componentItem ->
+            components
+                |> findById componentItem.id
+                |> Result.andThen
+                    (\component ->
+                        component.processes
+                            |> expandProcessItems processes
+                            |> Result.map (\processItems -> ( componentItem.quantity, component, processItems ))
+                    )
+        )
+        >> RE.combine
+
+
+expandProcessItems : List Process -> List ProcessItem -> Result String (List ( Amount, Process ))
+expandProcessItems processes =
+    List.map (\{ amount, processId } -> ( amount, processId ))
+        >> List.map (RE.combineMapSecond (Process.findById processes))
+        >> RE.combine
 
 
 decode : Decoder Component
@@ -147,6 +162,19 @@ idToString (Id uuid) =
     Uuid.toString uuid
 
 
+processItemToString : List Process -> ProcessItem -> Result String String
+processItemToString processes processItem =
+    processItem.processId
+        |> Process.findById processes
+        |> Result.map
+            (\process ->
+                String.fromFloat (amountToFloat processItem.amount)
+                    ++ process.unit
+                    ++ " "
+                    ++ process.displayName
+            )
+
+
 quantityFromInt : Int -> Quantity
 quantityFromInt int =
     Quantity int
diff --git a/src/Data/Object/Simulator.elm b/src/Data/Object/Simulator.elm
index 272e84820..b5ffd983b 100644
--- a/src/Data/Object/Simulator.elm
+++ b/src/Data/Object/Simulator.elm
@@ -3,8 +3,6 @@ module Data.Object.Simulator exposing
     , availableComponents
     , compute
     , emptyResults
-    , expandProcessItems
-    , expandProcesses
     , extractImpacts
     , extractItems
     , extractMass
@@ -14,7 +12,7 @@ module Data.Object.Simulator exposing
 import Data.Impact as Impact exposing (Impacts, noStepsImpacts)
 import Data.Impact.Definition as Definition
 import Data.Object.Component as Component exposing (Component, ComponentItem, ProcessItem)
-import Data.Object.Process as Process exposing (Process)
+import Data.Object.Process as Process
 import Data.Object.Query exposing (Query)
 import Mass exposing (Mass)
 import Quantity
@@ -113,31 +111,6 @@ emptyResults =
         }
 
 
-expandProcessItems : Db -> Query -> Result String (List ( Component.Quantity, Component, List ( Component.Amount, Process ) ))
-expandProcessItems db =
-    .components
-        >> List.map
-            (\componentItem ->
-                db.object.components
-                    |> Component.findById componentItem.id
-                    |> Result.andThen
-                        (\component ->
-                            component.processes
-                                |> expandProcesses db
-                                |> Result.map (\processes -> ( componentItem.quantity, component, processes ))
-                        )
-            )
-        >> RE.combine
-
-
-expandProcesses : Db -> List ProcessItem -> Result String (List ( Component.Amount, Process ))
-expandProcesses db processes =
-    processes
-        |> List.map (\{ amount, processId } -> ( amount, processId ))
-        |> List.map (RE.combineMapSecond (Process.findById db.object.processes))
-        |> RE.combine
-
-
 extractImpacts : Results -> Impacts
 extractImpacts (Results { impacts }) =
     impacts
diff --git a/src/Page/Explore/ObjectComponents.elm b/src/Page/Explore/ObjectComponents.elm
index 59526ff07..c233e6008 100644
--- a/src/Page/Explore/ObjectComponents.elm
+++ b/src/Page/Explore/ObjectComponents.elm
@@ -2,7 +2,6 @@ module Page.Explore.ObjectComponents exposing (table)
 
 import Data.Dataset as Dataset
 import Data.Object.Component as ObjectComponent
-import Data.Object.Simulator as Simulator
 import Data.Scope exposing (Scope)
 import Html exposing (..)
 import Html.Attributes exposing (..)
@@ -39,7 +38,7 @@ table db { detailed, scope } =
           , toValue =
                 Table.StringValue <|
                     \{ processes } ->
-                        case Simulator.expandProcesses db processes of
+                        case ObjectComponent.expandProcessItems db.object.processes processes of
                             Err _ ->
                                 ""
 
@@ -55,7 +54,7 @@ table db { detailed, scope } =
                                     |> String.join ", "
           , toCell =
                 \{ processes } ->
-                    case Simulator.expandProcesses db processes of
+                    case ObjectComponent.expandProcessItems db.object.processes processes of
                         Err err ->
                             Alert.simple
                                 { close = Nothing
diff --git a/src/Page/Object.elm b/src/Page/Object.elm
index c1de56d7c..9dab73f67 100644
--- a/src/Page/Object.elm
+++ b/src/Page/Object.elm
@@ -535,7 +535,7 @@ componentListView db { detailedComponents, impact, results } query =
         div [ class "card-body" ] [ text "Aucun élément." ]
 
       else
-        case Simulator.expandProcessItems db query of
+        case Component.expandComponentItems db.object query.components of
             Err error ->
                 Alert.simple
                     { close = Nothing