diff --git a/src/main/java/tconstruct/armor/modelblock/DryingRackRender.java b/src/main/java/tconstruct/armor/modelblock/DryingRackRender.java
index ac687e69116..a58da13f140 100644
--- a/src/main/java/tconstruct/armor/modelblock/DryingRackRender.java
+++ b/src/main/java/tconstruct/armor/modelblock/DryingRackRender.java
@@ -53,8 +53,9 @@ public boolean renderWorldBlock (IBlockAccess world, int x, int y, int z, Block
                 renderer.setRenderBounds(0F, 0.75F, 0.0f, 0.25F, 1.0F, 1F);
             }
             renderer.renderStandardBlock(block, x, y, z);
+            return true;
         }
-        return true;
+        return false;
     }
 
     @Override
diff --git a/src/main/java/tconstruct/smeltery/model/BlockRenderCastingChannel.java b/src/main/java/tconstruct/smeltery/model/BlockRenderCastingChannel.java
index ade8edf38d8..9d84c1d2f8b 100644
--- a/src/main/java/tconstruct/smeltery/model/BlockRenderCastingChannel.java
+++ b/src/main/java/tconstruct/smeltery/model/BlockRenderCastingChannel.java
@@ -156,8 +156,9 @@ public boolean renderWorldBlock (IBlockAccess world, int x, int y, int z, Block
                 renderer.setRenderBounds(bounds[0], 0.51, bounds[1], bounds[2], 0.5 + liquidAmount, bounds[3]);
                 renderLiquidPart(world, x, y, z, block, renderer, tankSub.fluid, false);
             }
+            return true;
         }
-        return true;
+        return false;
     }
 
     private double[] getRenderboundsForLiquid (ForgeDirection dir)
diff --git a/src/main/java/tconstruct/smeltery/model/CastingBlockRender.java b/src/main/java/tconstruct/smeltery/model/CastingBlockRender.java
index e6337b13d1a..b6aa2c98e03 100644
--- a/src/main/java/tconstruct/smeltery/model/CastingBlockRender.java
+++ b/src/main/java/tconstruct/smeltery/model/CastingBlockRender.java
@@ -420,8 +420,9 @@ else if (metadata == 2)
                 renderer.setRenderBounds(0.75F, 0.0F, 0.75F, 1.0F, 0.75F, 1.0F);
                 renderer.renderStandardBlock(block, x, y, z);
             }
+            return true;
         }
-        return true;
+        return false;
     }
 
     @Override
diff --git a/src/main/java/tconstruct/smeltery/model/SmelteryRender.java b/src/main/java/tconstruct/smeltery/model/SmelteryRender.java
index aec438baf73..587e4249451 100644
--- a/src/main/java/tconstruct/smeltery/model/SmelteryRender.java
+++ b/src/main/java/tconstruct/smeltery/model/SmelteryRender.java
@@ -41,7 +41,7 @@ public boolean renderWorldBlock (IBlockAccess world, int x, int y, int z, Block
 
     public boolean renderSmeltery (IBlockAccess world, int x, int y, int z, Block block, int modelID, RenderBlocks renderer)
     {
-        renderer.renderStandardBlock(block, x, y, z);
+        boolean ret = renderer.renderStandardBlock(block, x, y, z);
         SmelteryLogic logic = (SmelteryLogic) world.getTileEntity(x, y, z);
         if (logic.validStructure)
         {
@@ -102,10 +102,11 @@ public boolean renderSmeltery (IBlockAccess world, int x, int y, int z, Block bl
                         yBase++;
                         liquidBase = 0;
                     }
+                    ret = true;
                 }
             }
         }
-        return true;
+        return ret;
     }
 
     void renderLayer (SmelteryLogic logic, int start, CoordTuple from, CoordTuple to, int posY, RenderBlocks renderer, IBlockAccess world)
diff --git a/src/main/java/tconstruct/smeltery/model/TankAirRender.java b/src/main/java/tconstruct/smeltery/model/TankAirRender.java
index a4c31aca7d0..e3ae3c8b564 100644
--- a/src/main/java/tconstruct/smeltery/model/TankAirRender.java
+++ b/src/main/java/tconstruct/smeltery/model/TankAirRender.java
@@ -53,8 +53,9 @@ else if (logic.hasFluids())
                     base += fluidstack.amount;
                 }
             }
+            return true;
         }
-        return true;
+        return false;
     }
 
     private double getBaseAmount (int base)
diff --git a/src/main/java/tconstruct/smeltery/model/TankRender.java b/src/main/java/tconstruct/smeltery/model/TankRender.java
index c440894f1c7..c4dabda23a8 100644
--- a/src/main/java/tconstruct/smeltery/model/TankRender.java
+++ b/src/main/java/tconstruct/smeltery/model/TankRender.java
@@ -62,8 +62,9 @@ public boolean renderWorldBlock (IBlockAccess world, int x, int y, int z, Block
                 renderer.setRenderBounds(0, 0, 0, 1, 1, 1);
                 renderer.renderStandardBlock(block, x, y, z);
             }
+            return true;
         }
-        return true;
+        return false;
     }
 
     @Override
diff --git a/src/main/java/tconstruct/tools/model/TableRender.java b/src/main/java/tconstruct/tools/model/TableRender.java
index c8b38fb71f1..cb13f1091b9 100644
--- a/src/main/java/tconstruct/tools/model/TableRender.java
+++ b/src/main/java/tconstruct/tools/model/TableRender.java
@@ -61,8 +61,9 @@ public boolean renderWorldBlock (IBlockAccess world, int x, int y, int z, Block
             renderer.renderStandardBlock(block, x, y, z);
             renderer.setRenderBounds(0.75F, 0.0F, 0.75F, 1.0F, 0.75F, 1.0F);
             renderer.renderStandardBlock(block, x, y, z);
+            return true;
         }
-        return true;
+        return false;
     }
 
     @Override
diff --git a/src/main/java/tconstruct/world/model/OreberryRender.java b/src/main/java/tconstruct/world/model/OreberryRender.java
index 32e7a143389..e56fad7217a 100644
--- a/src/main/java/tconstruct/world/model/OreberryRender.java
+++ b/src/main/java/tconstruct/world/model/OreberryRender.java
@@ -32,8 +32,9 @@ else if (md < 8)
                 renderer.setRenderBounds(0.0F, 0.0F, 0.0F, 1.0F, 1.0F, 1.0F);
                 renderer.renderStandardBlock(block, x, y, z);
             }
+            return true;
         }
-        return true;
+        return false;
     }
 
     @Override
diff --git a/src/main/java/tconstruct/world/model/PunjiRender.java b/src/main/java/tconstruct/world/model/PunjiRender.java
index 3d60c5d4f6f..a45730914e4 100644
--- a/src/main/java/tconstruct/world/model/PunjiRender.java
+++ b/src/main/java/tconstruct/world/model/PunjiRender.java
@@ -62,8 +62,9 @@ public boolean renderWorldBlock (IBlockAccess world, int x, int y, int z, Block
              * renderer.setRenderBounds(0.75F, 0.0F, 0.75F, 1.0F, 0.75F, 1.0F);
              * renderer.renderStandardBlock(block, x, y, z); }
              */
+            return true;
         }
-        return true;
+        return false;
     }
 
     @Override
diff --git a/src/main/java/tconstruct/world/model/SlimeChannelRender.java b/src/main/java/tconstruct/world/model/SlimeChannelRender.java
index 33c61017835..7cd8ad63852 100644
--- a/src/main/java/tconstruct/world/model/SlimeChannelRender.java
+++ b/src/main/java/tconstruct/world/model/SlimeChannelRender.java
@@ -25,10 +25,10 @@ public boolean renderWorldBlock (IBlockAccess world, int x, int y, int z, Block
     {
         if (modelID == model)
         {
-
             renderRotatedBlock(block, x, y, z, world, renderer);
+            return true;
         }
-        return true;
+        return false;
     }
 
     static final float LIGHT_Y_NEG = 0.5F;
diff --git a/src/main/java/tconstruct/world/model/SlimePadRender.java b/src/main/java/tconstruct/world/model/SlimePadRender.java
index a04f3e2de1e..d9156ee9394 100644
--- a/src/main/java/tconstruct/world/model/SlimePadRender.java
+++ b/src/main/java/tconstruct/world/model/SlimePadRender.java
@@ -37,8 +37,9 @@ public boolean renderWorldBlock (IBlockAccess world, int x, int y, int z, Block
             float[] size = size(metadata % 8);
             renderer.setRenderBounds(size[0], 0.5f, size[1], size[2], 0.6875f, size[3]);
             BlockSkinRenderHelper.renderLiquidBlock(((SlimePad) block).getNubIcon(metadata), ((SlimePad) block).getNubIcon(metadata), x, y, z, renderer, world);
+            return true;
         }
-        return true;
+        return false;
     }
 
     float[] size (int meta)