diff --git a/src/main/java/gregtech/GT_Mod.java b/src/main/java/gregtech/GT_Mod.java
index 7b6c5baf..b8dad6b4 100644
--- a/src/main/java/gregtech/GT_Mod.java
+++ b/src/main/java/gregtech/GT_Mod.java
@@ -258,6 +258,7 @@ public class GT_Mod implements IGT_Mod {
         Calendar now = Calendar.getInstance();
         gregtechproxy.mAprilFool = GregTech_API.sSpecialFile.get(ConfigCategories.general, "AprilFool", now.get(Calendar.MONTH) == Calendar.APRIL && now.get(Calendar.DAY_OF_MONTH) == 1);
         gregtechproxy.mCropNeedBlock = tMainConfig.get("general", "CropNeedBlockBelow", true).getBoolean(true);
+        gregtechproxy.mReenableSimplifiedChemicalRecipes = tMainConfig.get("general", "ReenableSimplifiedChemicalRecipes", false).getBoolean(true);
         GregTech_API.mOutputRF = GregTech_API.sOPStuff.get(ConfigCategories.general, "OutputRF", true);
         GregTech_API.mInputRF = GregTech_API.sOPStuff.get(ConfigCategories.general, "InputRF", false);
         GregTech_API.mEUtoRF = GregTech_API.sOPStuff.get(ConfigCategories.general, "100EUtoRF", 360);
@@ -459,6 +460,16 @@ public class GT_Mod implements IGT_Mod {
         if (GregTech_API.sOPStuff.get(ConfigCategories.Recipes.gregtechrecipes, "SolarPanelUV", false)) {
             GT_ModHandler.addCraftingRecipe(ItemList.Cover_SolarPanel_UV.get(1L, new Object[0]), GT_ModHandler.RecipeBits.NOT_REMOVABLE | GT_ModHandler.RecipeBits.REVERSIBLE, new Object[]{" S ", "STS", " S ", 'S', ItemList.Cover_SolarPanel_ZPM, 'T', ItemList.Transformer_UV_ZPM});
         }
+        if (GregTech_API.sOPStuff.get(ConfigCategories.Recipes.gregtechrecipes, "StoneDustCentrifugation", true)) {
+			GT_Values.RA.addCentrifugeRecipe(Materials.Stone.getDust(1), GT_Values.NI, GT_Values.NF, GT_Values.NF, 
+					Materials.Quartzite.getDustSmall(1),Materials.PotassiumFeldspar.getDustSmall(1),Materials.Marble.getDustTiny(2),
+					Materials.Biotite.getDustTiny(1), 	Materials.MetalMixture.getDustTiny(1), 		Materials.Sodalite.getDustTiny(1), 
+					new int[]{10000, 10000, 10000, 10000, 10000, 5500}, 480, 30);
+			GT_Values.RA.addCentrifugeRecipe(Materials.MetalMixture.getDust(1), GT_Values.NI, GT_Values.NF, GT_Values.NF, 
+					Materials.BandedIron.getDustSmall(1), 	Materials.Bauxite.getDustSmall(1), Materials.Pyrolusite.getDustTiny(2),
+					Materials.Barite.getDustTiny(1), 		Materials.Chromite.getDustTiny(1), Materials.Ilmenite.getDustTiny(1), 
+					new int[]{10000, 10000, 10000, 10000, 10000, 6000}, 480, 30);
+        }
         if (gregtechproxy.mSortToTheEnd) {
             try {
                 GT_Log.out.println("GT_Mod: Sorting GregTech to the end of the Mod List for further processing.");
diff --git a/src/main/java/gregtech/common/GT_Proxy.java b/src/main/java/gregtech/common/GT_Proxy.java
index 96b53f5b..2eda7329 100644
--- a/src/main/java/gregtech/common/GT_Proxy.java
+++ b/src/main/java/gregtech/common/GT_Proxy.java
@@ -196,6 +196,7 @@ public abstract class GT_Proxy implements IGT_Mod, IGuiHandler, IFuelHandler {
     public boolean mLowGravProcessing = false;
     public boolean mAprilFool = false;
     public boolean mCropNeedBlock = true;
+    public boolean mReenableSimplifiedChemicalRecipes = false;
     
     public GT_Proxy() {
         GameRegistry.registerFuelHandler(this);
diff --git a/src/main/java/gregtech/loaders/postload/GT_MachineRecipeLoader.java b/src/main/java/gregtech/loaders/postload/GT_MachineRecipeLoader.java
index 96b09eaa..ed725846 100644
--- a/src/main/java/gregtech/loaders/postload/GT_MachineRecipeLoader.java
+++ b/src/main/java/gregtech/loaders/postload/GT_MachineRecipeLoader.java
@@ -8,6 +8,7 @@ import gregtech.api.enums.*;
 import gregtech.api.objects.MaterialStack;
 import gregtech.api.util.*;
 import gregtech.common.GT_DummyWorld;
+import gregtech.common.GT_Proxy;
 import gregtech.common.items.GT_MetaGenerated_Item_03;
 import ic2.api.recipe.ILiquidHeatExchangerManager.HeatExchangeProperty;
 import ic2.api.recipe.Recipes;
@@ -1641,19 +1642,9 @@ if(Loader.isModLoaded("Railcraft")){
 		addProcess(tCrop, Materials.Beryllium, 100, false);
 
 		addRecipesApril2017ChemistryUpdate();
-		if (false) {
+		if (GT_Mod.gregtechproxy.mReenableSimplifiedChemicalRecipes) {
 			addSimplifiedChemicalRecipes();
 		}
-		if (true) {
-			GT_Values.RA.addCentrifugeRecipe(Materials.Stone.getDust(1), GT_Values.NI, GT_Values.NF, GT_Values.NF, 
-					Materials.Quartzite.getDustSmall(1),Materials.PotassiumFeldspar.getDustSmall(1),Materials.Marble.getDustTiny(2),
-					Materials.Biotite.getDustTiny(1), 	Materials.MetalMixture.getDustTiny(1), 		Materials.Sodalite.getDustTiny(1), 
-					new int[]{10000, 10000, 10000, 10000, 10000, 5500}, 480, 30);
-			GT_Values.RA.addCentrifugeRecipe(Materials.MetalMixture.getDust(1), GT_Values.NI, GT_Values.NF, GT_Values.NF, 
-					Materials.BandedIron.getDustSmall(1), 	Materials.Bauxite.getDustSmall(1), Materials.Pyrolusite.getDustTiny(2),
-					Materials.Barite.getDustTiny(1), 		Materials.Chromite.getDustTiny(1), Materials.Ilmenite.getDustTiny(1), 
-					new int[]{10000, 10000, 10000, 10000, 10000, 6000}, 480, 30);
-		}
         GT_Values.RA.addAutoclaveRecipe(Materials.SiliconDioxide.getDust(1), Materials.Water.getFluid(200L), 		Materials.Quartzite.getGems(1), 750,  2000, 24);
         GT_Values.RA.addAutoclaveRecipe(Materials.SiliconDioxide.getDust(1), GT_ModHandler.getDistilledWater(200L), Materials.Quartzite.getGems(1), 1000, 1500, 24);