diff --git a/src/production_planner/cells/ingredient.py b/src/production_planner/cells/ingredient.py
index 7f20552..22319f5 100644
--- a/src/production_planner/cells/ingredient.py
+++ b/src/production_planner/cells/ingredient.py
@@ -53,6 +53,7 @@ def get(self) -> CellValue:
                 clamp_count = self.data.node_main.clamp.value.count
                 if abs(abs(value) - abs(clamp_count)) > 0.01:
                     # FIXME: DataTable doesn't seem to handle strikethrough very well (small part of the next row is shifted to this one)
+                    # TODO: use rich.text.Text with strikethrough style to show the clamped value
                     return CellValue(value, text=f"{value} !", clamped=True)
                 else:
                     return CellValue(value, clamped=True)
diff --git a/src/production_planner/core/module.py b/src/production_planner/core/module.py
index fb4cce8..683d9e5 100644
--- a/src/production_planner/core/module.py
+++ b/src/production_planner/core/module.py
@@ -80,7 +80,7 @@ def update_module(self, modulefile: ModuleFile) -> Optional:
 
 MODULE_PRODUCER = _ModuleProducer(
     "Module",
-    abstract=True,
+    is_abstract=True,
     is_miner=False,
     is_pow_gen=False,
     max_mk=0,
diff --git a/src/production_planner/core/producer.py b/src/production_planner/core/producer.py
index 602d07d..550001e 100644
--- a/src/production_planner/core/producer.py
+++ b/src/production_planner/core/producer.py
@@ -22,8 +22,9 @@
 
 
 class Producer:
-    def __init__(self, name, *, is_miner, is_pow_gen, max_mk, base_power, recipes, description, abstract=False):
-        self.abstract = abstract
+    def __init__(self, name, *, is_miner, is_pow_gen, max_mk, base_power, recipes, description, is_abstract=False, is_primary=True):
+        self.is_abstract = is_abstract
+        self.is_primary = is_primary
         self.name = name
         self.is_miner = is_miner
         self.is_pow_gen = is_pow_gen
@@ -45,10 +46,11 @@ def update_recipe_map(self):
         self.recipe_map = {}
         for recipe in self.recipes:
             self.recipe_map[recipe.name] = recipe
-            recipe.recipe_to_producer_map[recipe] = self
+            if self.is_primary:
+                recipe.recipe_to_producer_map[recipe] = self
 
     def __str__(self):
-        if self.abstract:
+        if self.is_abstract:
             return f"<{self.name}>"
         else:
             return self.name
@@ -101,7 +103,7 @@ def add(self, k, v):
 
 EMPTY_PRODUCER = Producer(
     "",
-    abstract=False,
+    is_abstract=False,
     is_miner=False,
     is_pow_gen=False,
     max_mk=0,
@@ -112,7 +114,7 @@ def add(self, k, v):
 
 SUMMARY_PRODUCER = Producer(
     "Summary",
-    abstract=False,
+    is_abstract=False,
     is_miner=False,
     is_pow_gen=False,
     max_mk=0,
@@ -140,7 +142,8 @@ def all_recipes_producer():
 
     prod = Producer(
         "<ALL RECIPES>",
-        abstract=True,
+        is_abstract=True,
+        is_primary=False,
         is_miner=False,
         is_pow_gen=False,
         max_mk=0,
diff --git a/tests b/tests
index b76309a..2364178 160000
--- a/tests
+++ b/tests
@@ -1 +1 @@
-Subproject commit b76309ab02a14cf9ea7b2f00df581e6e41d6f48d
+Subproject commit 2364178a4b1fb749cc5fd64ba7f4d085f092da7b