diff --git a/src/main/java/satisfactory/Test.java b/src/main/java/satisfactory/Test.java
index 550360a..aa42ca8 100644
--- a/src/main/java/satisfactory/Test.java
+++ b/src/main/java/satisfactory/Test.java
@@ -128,6 +128,7 @@ public class Test {
 				new Production(Database.IronPlate, 1));
 		planFor("p3_acu", new Production(Database.AdaptiveControlUnit, 1));
 		planFor("p3_me", new Production(Database.ModularEngine, 1));
+		planFor("p3_me_acu", new Production(Database.ModularEngine, 1), new Production(Database.AdaptiveControlUnit, 1));
 		planFor("p3_vf", new Production(Database.VersatileFrameWork, 1));
 		planFor("screw", new Production(Database.ReinforcedIronPlate, 1));
 		planFor("rotor", new Production(Database.Rotor, 1));
diff --git a/src/main/java/satisfactory/Utils.java b/src/main/java/satisfactory/Utils.java
index 553a4ba..582f741 100644
--- a/src/main/java/satisfactory/Utils.java
+++ b/src/main/java/satisfactory/Utils.java
@@ -106,8 +106,15 @@ public class Utils {
 			if (item.isRaw()) {
 				m.put("peripheries", DefaultAttribute.createAttribute(2));
 			}
-			Double required = sum.outgoingEdgesOf(item).stream().map(ProductionEdge::getTotalRequired).reduce(Double::sum).orElseGet(() -> 0.0);
-			String label = "%s \n(%.1f)" .formatted(item.getName(), required );
+			double required = sum.outgoingEdgesOf(item).stream().map(ProductionEdge::getTotalRequired).reduce(Double::sum).orElseGet(() -> Double.NaN);
+			double instances = sum.outgoingEdgesOf(item).stream().map(ProductionEdge::getInstances).reduce(Double::sum).orElseGet(() -> Double.NaN);
+			String buildingName = item.getRecipe().getBuilding().getName();
+			if (Double.isNaN(required) || Double.isNaN(instances)) {
+				required = -sum.incomingEdgesOf(item).stream().map(ProductionEdge::getTotalRequired).reduce(Double::sum).orElseGet(() -> Double.NaN);
+				instances = 0;
+				buildingName = "";
+			}
+			String label = "%s \n(%.1f||%.1f)\n%s".formatted(item.getName(), required, instances,buildingName);
 			m.put("label", DefaultAttribute.createAttribute(label));
 			return m;
 		});
diff --git a/src/main/java/satisfactory/items/Recipe.java b/src/main/java/satisfactory/items/Recipe.java
index cb82b2d..ebb76c0 100644
--- a/src/main/java/satisfactory/items/Recipe.java
+++ b/src/main/java/satisfactory/items/Recipe.java
@@ -199,6 +199,7 @@ public class Recipe {
 				buildGraph.incomingEdgesOf(item)
 						.stream()
 						.map(buildGraph::getEdgeSource)
+						//.filter(item1 -> !item.getRecipe().isByProduct(item1))
 						.forEach(queue::add);
 			}
 			// *this* item
@@ -211,13 +212,15 @@ public class Recipe {
 					// product is by-product, no forward dependency
 					System.out.println("BY-PRODUCT " + item.getName() + " -> " + product.getName() + "... " + queue);
 					byProducts.add(product);
+					//visited.add(product);
 					continue;
 				}
 				if (queue.contains(product) || productWantedPerMinute == null) {
 					// defer update, no all usages are expanded yet
 					System.err.println("product still queued or productWantedPerMinute null for '" + product.getName() + "' from '" + item.getName() + "'");
 					sum = 0;
-					queue.add(item);
+					//if (!item.getRecipe().isByProduct(product)){
+					queue.add(item);//}
 					break;
 				}
 				double amountNeeded = buildGraph.getEdgeWeight(edge);
diff --git a/src/test/java/satisfactory/items/ItemTest.java b/src/test/java/satisfactory/items/ItemTest.java
index 059e9dd..6e65898 100644
--- a/src/test/java/satisfactory/items/ItemTest.java
+++ b/src/test/java/satisfactory/items/ItemTest.java
@@ -47,7 +47,8 @@ class ItemTest {
 
 	@Test
 	void productionUraniumFuelRod(){
-		test(Database.UraniumFuelRod, "uranium_fuel_rod");
+		//test(Database.UraniumFuelRod, "uranium_fuel_rod");
+		fail();
 	}
 
 }
\ No newline at end of file