Pollution Update/Rebalance

15 files changed, 78 insertions, 29 deletions

diff --git a/src/main/java/gregtech/api/metatileentity/BaseMetaTileEntity.java b/src/main/java/gregtech/api/metatileentity/BaseMetaTileEntity.java
index 2d2f515528..c45dca4aa8 100644
--- a/src/main/java/gregtech/api/metatileentity/BaseMetaTileEntity.java
+++ b/src/main/java/gregtech/api/metatileentity/BaseMetaTileEntity.java
@@ -12,6 +12,7 @@ import gregtech.api.metatileentity.implementations.GT_MetaTileEntity_BasicMachin
 import gregtech.api.net.GT_Packet_TileEntity;
 import gregtech.api.objects.GT_ItemStack;
 import gregtech.api.util.*;
+import gregtech.common.GT_Pollution;
 import ic2.api.Direction;
 import net.minecraft.block.Block;
 import net.minecraft.block.BlockFire;
@@ -25,6 +26,7 @@ import net.minecraft.nbt.NBTTagList;
 import net.minecraft.network.Packet;
 import net.minecraft.tileentity.TileEntity;
 import net.minecraft.util.AxisAlignedBB;
+import net.minecraft.world.ChunkPosition;
 import net.minecraft.world.EnumSkyBlock;
 import net.minecraft.world.World;
 import net.minecraftforge.common.util.ForgeDirection;
@@ -1118,6 +1120,7 @@ public class BaseMetaTileEntity extends BaseTileEntity implements IGregTechTileE
                     }
                 }
             }
+            GT_Pollution.addPollution(new ChunkPosition(getXCoord(), getYCoord(), getZCoord()), 100000);
             mMetaTileEntity.doExplosion(aAmount);
         }
     }
diff --git a/src/main/java/gregtech/api/metatileentity/implementations/GT_MetaTileEntity_BasicGenerator.java b/src/main/java/gregtech/api/metatileentity/implementations/GT_MetaTileEntity_BasicGenerator.java
index e9c695740c..8acd6fd575 100644
--- a/src/main/java/gregtech/api/metatileentity/implementations/GT_MetaTileEntity_BasicGenerator.java
+++ b/src/main/java/gregtech/api/metatileentity/implementations/GT_MetaTileEntity_BasicGenerator.java
@@ -210,7 +210,7 @@ public abstract class GT_MetaTileEntity_BasicGenerator extends GT_MetaTileEntity
             }
             if(tProducedEU>0&&getPollution()>0){            	
             	GT_Pollution.addPollution(new ChunkPosition(this.getBaseMetaTileEntity().getXCoord(), this.getBaseMetaTileEntity().getYCoord(), this.getBaseMetaTileEntity().getZCoord()), 
-            			(int) ((tProducedEU * getPollution()/500)+1));                
+            			(int) ((tProducedEU * getPollution()/(500*mTier))+1));                
             }
         }
 
diff --git a/src/main/java/gregtech/api/metatileentity/implementations/GT_MetaTileEntity_Hatch_Muffler.java b/src/main/java/gregtech/api/metatileentity/implementations/GT_MetaTileEntity_Hatch_Muffler.java
index b092df1e0c..6d0fdc4601 100644
--- a/src/main/java/gregtech/api/metatileentity/implementations/GT_MetaTileEntity_Hatch_Muffler.java
+++ b/src/main/java/gregtech/api/metatileentity/implementations/GT_MetaTileEntity_Hatch_Muffler.java
@@ -12,7 +12,7 @@ import net.minecraft.world.ChunkPosition;
 
 public class GT_MetaTileEntity_Hatch_Muffler extends GT_MetaTileEntity_Hatch {
     public GT_MetaTileEntity_Hatch_Muffler(int aID, String aName, String aNameRegional, int aTier) {
-        super(aID, aName, aNameRegional, aTier, 0, "Outputs the Pollution (Pollution might come later)");
+        super(aID, aName, aNameRegional, aTier, 0, "Outputs the Pollution (Might cause acidic rains and poisoning)");
     }
 
     public GT_MetaTileEntity_Hatch_Muffler(String aName, int aTier, String aDescription, ITexture[][][] aTextures) {
@@ -21,7 +21,7 @@ public class GT_MetaTileEntity_Hatch_Muffler extends GT_MetaTileEntity_Hatch {
 
     @Override
     public String[] getDescription() {
-        return new String[]{mDescription, "DO NOT OBSTRUCT THE OUTPUT!"};
+        return new String[]{mDescription, "DO NOT OBSTRUCT THE OUTPUT!","Reduces Pollution to "+calculatePollutionReduction(100)+"%"};
     }
 
     @Override
@@ -60,9 +60,13 @@ public class GT_MetaTileEntity_Hatch_Muffler extends GT_MetaTileEntity_Hatch {
     }
 
     public boolean polluteEnvironment() {
-    	GT_Pollution.addPollution(new ChunkPosition(this.getBaseMetaTileEntity().getXCoord(), this.getBaseMetaTileEntity().getYCoord(), this.getBaseMetaTileEntity().getZCoord()), 1000 - (95*mTier));
+    	GT_Pollution.addPollution(new ChunkPosition(this.getBaseMetaTileEntity().getXCoord(), this.getBaseMetaTileEntity().getYCoord(), this.getBaseMetaTileEntity().getZCoord()), calculatePollutionReduction(1000));
         return (mTier > 1 && getBaseMetaTileEntity().getRandomNumber(mTier) != 0) || getBaseMetaTileEntity().getAirAtSide(getBaseMetaTileEntity().getFrontFacing());
     }
+    
+    public int calculatePollutionReduction(int aPollution){
+    	return (int) (aPollution *(Math.pow(0.7, mTier-1)));
+    }
 
     @Override
     public boolean allowPullStack(IGregTechTileEntity aBaseMetaTileEntity, int aIndex, byte aSide, ItemStack aStack) {
diff --git a/src/main/java/gregtech/common/GT_Pollution.java b/src/main/java/gregtech/common/GT_Pollution.java
index 43935effdd..ae1d63686e 100644
--- a/src/main/java/gregtech/common/GT_Pollution.java
+++ b/src/main/java/gregtech/common/GT_Pollution.java
@@ -1,11 +1,11 @@
-	package gregtech.common;
+package gregtech.common;
 
 import gregtech.GT_Mod;
 import gregtech.api.objects.XSTR;
 import gregtech.api.util.GT_Utility;
 import net.minecraft.block.Block;
 import net.minecraft.block.material.Material;
-import net.minecraft.entity.EntityLiving;
+import net.minecraft.entity.EntityLivingBase;
 import net.minecraft.init.Blocks;
 import net.minecraft.potion.Potion;
 import net.minecraft.potion.PotionEffect;
@@ -18,7 +18,37 @@ import java.util.ArrayList;
 import java.util.List;
 
 public class GT_Pollution {
-	
+	/**
+	 * Pollution dispersion until effects start:
+	 * Calculation: ((Limit * 0.01) + 2000) * (4 <- spreading rate)
+	 * 
+	 * SMOG(500k) 466.7 pollution/sec
+	 * Poison(750k) 633,3 pollution/sec
+	 * Dying Plants(1mio) 800 pollution/sec
+	 * Sour Rain(1.5mio) 1133.3 pollution/sec
+	 * 
+	 * Pollution producers (pollution/sec)
+	 * Bronze Boiler(20)
+	 * Lava Boiler(20)
+	 * High Pressure Boiler(20)
+	 * Bronze Blast Furnace(50)
+	 * Diesel Generator(14/28/75)
+	 * Gas Turbine(7/14/37)
+	 * Charcoal Pile(100)
+	 * 
+	 * Large Diesel Generator(300)
+	 * Electric Blast Furnace(100)
+	 * Implosion Compressor(2000)
+	 * Large Boiler(240)
+	 * Large Gas Turbine(160)
+	 * Multi Smelter(100)
+	 * Pyrolyse Oven(400)
+	 * 
+	 * Machine Explosion(100,000)
+	 * 
+	 * Muffler Hatch Pollution reduction:
+	 * LV (0%), MV (30%), HV (52%), EV (66%), IV (76%), LuV (84%), ZPM (89%), UV (92%), MAX (95%)
+	 */
 
 	static List<ChunkPosition> tList = null;
 	static int loops = 1;
@@ -54,7 +84,7 @@ public class GT_Pollution {
 				for(ChunkPosition tNPos : tNeighbor){
 					if(GT_Proxy.chunkData.containsKey(tNPos)){
 						int tNPol = GT_Proxy.chunkData.get(tNPos)[1];
-						if(tNPol<tPollution && tNPol*120 < tPollution*100){
+						if(tNPol<tPollution && tNPol*12 < tPollution*10){
 							int tDiff = tPollution - tNPol;
 							tDiff = tDiff/10;
 							tNPol += tDiff;
@@ -62,7 +92,7 @@ public class GT_Pollution {
 							GT_Proxy.chunkData.get(tNPos)[1] = tNPol;
 						}
 					}else{
-						GT_Utility.getUndergroundOil(aWorld,tPos.chunkPosX*16,tPos.chunkPosZ*16);
+						GT_Utility.getUndergroundOil(aWorld,tNPos.chunkPosX<<4,tNPos.chunkPosZ<<4);
 					}
 				}}
 				int[] tArray = GT_Proxy.chunkData.get(tPos);
@@ -72,23 +102,33 @@ public class GT_Pollution {
 				//Create Pollution effects
 //				Smog filter TODO
 				if(tPollution > GT_Mod.gregtechproxy.mPollutionSmogLimit){
-				
+				AxisAlignedBB chunk = AxisAlignedBB.getBoundingBox(tPos.chunkPosX<<4, 0, tPos.chunkPosZ<<4, tPos.chunkPosX<<4+16, 256, tPos.chunkPosZ<<4+16);
+				List<EntityLivingBase> tEntitys = aWorld.getEntitiesWithinAABB(EntityLivingBase.class, chunk);
+					for(EntityLivingBase tEnt : tEntitys){
+						if(!GT_Utility.isWearingFullGasHazmat(tEnt) && tRan.nextInt(tPollution/2000) > 40){
+							int ran = tRan.nextInt(3);
+							if(ran==0)tEnt.addPotionEffect(new PotionEffect(Potion.weakness.id,  Math.min(tPollution/2500,1000), tPollution/400000));
+							if(ran==1)tEnt.addPotionEffect(new PotionEffect(Potion.digSlowdown.id,  Math.min(tPollution/2500,1000), tPollution/400000));
+							if(ran==2)tEnt.addPotionEffect(new PotionEffect(Potion.moveSlowdown.id,  Math.min(tPollution/2500,1000), tPollution/400000));
+						}
+}
 //				Poison effects
 				if(tPollution > GT_Mod.gregtechproxy.mPollutionPoisonLimit){
-				AxisAlignedBB chunk = AxisAlignedBB.getBoundingBox(tPos.chunkPosX*16, 0, tPos.chunkPosZ*16, tPos.chunkPosX*16+16, 256, tPos.chunkPosZ*16+16);
-				List<EntityLiving> tEntitys = aWorld.getEntitiesWithinAABB(EntityLiving.class, chunk);
-				for(EntityLiving tEnt : tEntitys){
-				if(tRan.nextInt(tPollution/25000) > 20){
-					tEnt.addPotionEffect(new PotionEffect(Potion.poison.id, tPollution/25000, 1));
-				}
+				for(EntityLivingBase tEnt : tEntitys){
+				if(!GT_Utility.isWearingFullGasHazmat(tEnt) && tRan.nextInt(tPollution/2000) > 20){
+					int ran = tRan.nextInt(3);
+					if(ran==0)tEnt.addPotionEffect(new PotionEffect(Potion.poison.id, Math.min(tPollution/2500,1000), tPollution/500000));
+					if(ran==1)tEnt.addPotionEffect(new PotionEffect(Potion.confusion.id, Math.min(tPollution/2500,1000), 1));
+					if(ran==2)tEnt.addPotionEffect(new PotionEffect(Potion.blindness.id, Math.min(tPollution/2500,1000), 1));
+}
 				}
 //				killing plants
 				if(tPollution > GT_Mod.gregtechproxy.mPollutionVegetationLimit){
 				int f = 20;
 				for(;f<(tPollution/25000);f++){
-					int x =tPos.chunkPosX*16+(tRan.nextInt(16));;
+					int x =tPos.chunkPosX<<4+(tRan.nextInt(16));;
 					int y =60 +(-f+tRan.nextInt(f*2+1));
-					int z =tPos.chunkPosZ*16+(tRan.nextInt(16));
+					int z =tPos.chunkPosZ<<4+(tRan.nextInt(16));
 					damageBlock(x, y, z, tPollution > GT_Mod.gregtechproxy.mPollutionSourRainLimit);
 				}}}}
 					}
@@ -151,7 +191,7 @@ public class GT_Pollution {
 	public static void addPollution(ChunkPosition aPos, int aPollution){
 		if(!GT_Mod.gregtechproxy.mPollution)return;
 		try{
-		ChunkPosition tPos = new ChunkPosition(aPos.chunkPosX/16, 1, aPos.chunkPosZ/16);
+		ChunkPosition tPos = new ChunkPosition(aPos.chunkPosX>>4, 1, aPos.chunkPosZ>>4);
 //		System.out.println("add pollution x: "+ tPos.chunkPosX +" z: " + tPos.chunkPosZ +" poll: "+aPollution);
 		int[] tData = new int[2];
 		if(GT_Proxy.chunkData.containsKey(tPos)){
diff --git a/src/main/java/gregtech/common/tileentities/boilers/GT_MetaTileEntity_Boiler_Bronze.java b/src/main/java/gregtech/common/tileentities/boilers/GT_MetaTileEntity_Boiler_Bronze.java
index e82acfa561..776f71761e 100644
--- a/src/main/java/gregtech/common/tileentities/boilers/GT_MetaTileEntity_Boiler_Bronze.java
+++ b/src/main/java/gregtech/common/tileentities/boilers/GT_MetaTileEntity_Boiler_Bronze.java
@@ -141,7 +141,7 @@ public class GT_MetaTileEntity_Boiler_Bronze
                 this.mTemperature += 1;
             }
             if(this.mProcessingEnergy>0 && (aTick % 20L == 0L)){
-            	GT_Pollution.addPollution(new ChunkPosition(this.getBaseMetaTileEntity().getXCoord(), this.getBaseMetaTileEntity().getYCoord(), this.getBaseMetaTileEntity().getZCoord()), 30);
+            	GT_Pollution.addPollution(new ChunkPosition(this.getBaseMetaTileEntity().getXCoord(), this.getBaseMetaTileEntity().getYCoord(), this.getBaseMetaTileEntity().getZCoord()), 20);
             }
             aBaseMetaTileEntity.setActive(this.mProcessingEnergy > 0);
         }
diff --git a/src/main/java/gregtech/common/tileentities/boilers/GT_MetaTileEntity_Boiler_Lava.java b/src/main/java/gregtech/common/tileentities/boilers/GT_MetaTileEntity_Boiler_Lava.java
index 57ab2dd11d..8480b03733 100644
--- a/src/main/java/gregtech/common/tileentities/boilers/GT_MetaTileEntity_Boiler_Lava.java
+++ b/src/main/java/gregtech/common/tileentities/boilers/GT_MetaTileEntity_Boiler_Lava.java
@@ -120,7 +120,7 @@ public class GT_MetaTileEntity_Boiler_Lava
             }

 

             if(this.mProcessingEnergy>0 && (aTick % 20L == 0L)){

-            	GT_Pollution.addPollution(new ChunkPosition(this.getBaseMetaTileEntity().getXCoord(), this.getBaseMetaTileEntity().getYCoord(), this.getBaseMetaTileEntity().getZCoord()), 30);

+            	GT_Pollution.addPollution(new ChunkPosition(this.getBaseMetaTileEntity().getXCoord(), this.getBaseMetaTileEntity().getYCoord(), this.getBaseMetaTileEntity().getZCoord()), 20);

             }

             aBaseMetaTileEntity.setActive(this.mProcessingEnergy > 0);

         }

diff --git a/src/main/java/gregtech/common/tileentities/boilers/GT_MetaTileEntity_Boiler_Steel.java b/src/main/java/gregtech/common/tileentities/boilers/GT_MetaTileEntity_Boiler_Steel.java
index abf9755cd8..4016e7be35 100644
--- a/src/main/java/gregtech/common/tileentities/boilers/GT_MetaTileEntity_Boiler_Steel.java
+++ b/src/main/java/gregtech/common/tileentities/boilers/GT_MetaTileEntity_Boiler_Steel.java
@@ -146,7 +146,7 @@ public class GT_MetaTileEntity_Boiler_Steel
                 this.mTemperature += 1;

             }

             if(this.mProcessingEnergy>0 && (aTick % 20L == 0L)){

-            	GT_Pollution.addPollution(new ChunkPosition(this.getBaseMetaTileEntity().getXCoord(), this.getBaseMetaTileEntity().getYCoord(), this.getBaseMetaTileEntity().getZCoord()), 30);

+            	GT_Pollution.addPollution(new ChunkPosition(this.getBaseMetaTileEntity().getXCoord(), this.getBaseMetaTileEntity().getYCoord(), this.getBaseMetaTileEntity().getZCoord()), 20);

             }

             aBaseMetaTileEntity.setActive(this.mProcessingEnergy > 0);

         }

diff --git a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_BronzeBlastFurnace.java b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_BronzeBlastFurnace.java
index beb4be7373..89b9adaa7e 100644
--- a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_BronzeBlastFurnace.java
+++ b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_BronzeBlastFurnace.java
@@ -209,7 +209,7 @@ public class GT_MetaTileEntity_BronzeBlastFurnace
                 }

             }

             if(this.mMaxProgresstime>0 && (aTimer % 20L == 0L)){

-            	GT_Pollution.addPollution(new ChunkPosition(this.getBaseMetaTileEntity().getXCoord(), this.getBaseMetaTileEntity().getYCoord(), this.getBaseMetaTileEntity().getZCoord()), 200);

+            	GT_Pollution.addPollution(new ChunkPosition(this.getBaseMetaTileEntity().getXCoord(), this.getBaseMetaTileEntity().getYCoord(), this.getBaseMetaTileEntity().getZCoord()), 50);

             }

             

             aBaseMetaTileEntity.setActive((this.mMaxProgresstime > 0) && (this.mMachine));

diff --git a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_Charcoal_Pit.java b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_Charcoal_Pit.java
index c0ffd9aa7c..fbb1b98601 100644
--- a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_Charcoal_Pit.java
+++ b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_Charcoal_Pit.java
@@ -9,6 +9,7 @@ import gregtech.api.interfaces.tileentity.IGregTechTileEntity;
 import gregtech.api.metatileentity.implementations.GT_MetaTileEntity_MultiBlockBase;
 import gregtech.api.objects.GT_RenderedTexture;
 import gregtech.api.util.GT_Recipe;
+import gregtech.common.GT_Pollution;
 import net.minecraft.block.Block;
 import net.minecraft.block.material.Material;
 import net.minecraft.entity.player.EntityPlayer;
@@ -85,6 +86,7 @@ public class GT_MetaTileEntity_Charcoal_Pit extends GT_MetaTileEntity_MultiBlock
             this.mEfficiency = 10000;
             this.mEfficiencyIncrease = 10000;
             this.mMaxProgresstime = Math.max(1, this.mMaxProgresstime);
+            GT_Pollution.addPollution(new ChunkPosition(this.getBaseMetaTileEntity().getXCoord(), this.getBaseMetaTileEntity().getYCoord(), this.getBaseMetaTileEntity().getZCoord()), mMaxProgresstime*5);
             return true;
         } else {
             this.mEfficiency = 0;
diff --git a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_DieselEngine.java b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_DieselEngine.java
index 5f221cf093..27687323e3 100644
--- a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_DieselEngine.java
+++ b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_DieselEngine.java
@@ -215,7 +215,7 @@ public class GT_MetaTileEntity_DieselEngine extends GT_MetaTileEntity_MultiBlock
 
     @Override
     public int getPollutionPerTick(ItemStack aStack) {
-        return 0;
+        return 15;
     }
 
     @Override
diff --git a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_ElectricBlastFurnace.java b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_ElectricBlastFurnace.java
index 66f3c67022..2f058e6e76 100644
--- a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_ElectricBlastFurnace.java
+++ b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_ElectricBlastFurnace.java
@@ -218,7 +218,7 @@ public class GT_MetaTileEntity_ElectricBlastFurnace
     }

 

     public int getPollutionPerTick(ItemStack aStack) {

-        return 10;

+        return 5;

     }

 

     public int getDamageToComponent(ItemStack aStack) {

diff --git a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_ImplosionCompressor.java b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_ImplosionCompressor.java
index c5f6f11122..37d93815e6 100644
--- a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_ImplosionCompressor.java
+++ b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_ImplosionCompressor.java
@@ -139,7 +139,7 @@ public class GT_MetaTileEntity_ImplosionCompressor
     }

 

     public int getPollutionPerTick(ItemStack aStack) {

-        return 1000;

+        return 100;

     }

 

     public int getDamageToComponent(ItemStack aStack) {

diff --git a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_LargeBoiler.java b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_LargeBoiler.java
index b9411d383e..bb7c659512 100644
--- a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_LargeBoiler.java
+++ b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_LargeBoiler.java
@@ -222,7 +222,7 @@ public abstract class GT_MetaTileEntity_LargeBoiler
     }

 

     public int getPollutionPerTick(ItemStack aStack) {

-        return 10;

+        return 12;

     }

 

     public int getDamageToComponent(ItemStack aStack) {

diff --git a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_LargeTurbine_Gas.java b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_LargeTurbine_Gas.java
index 501fac314b..3e3b7acf6a 100644
--- a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_LargeTurbine_Gas.java
+++ b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_LargeTurbine_Gas.java
@@ -77,7 +77,7 @@ public class GT_MetaTileEntity_LargeTurbine_Gas extends GT_MetaTileEntity_LargeT
 
     @Override
     public int getPollutionPerTick(ItemStack aStack) {
-        return 10;
+        return 8;
     }
 
     @Override
diff --git a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_MultiFurnace.java b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_MultiFurnace.java
index 8a608bf834..5677c3a7e3 100644
--- a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_MultiFurnace.java
+++ b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_MultiFurnace.java
@@ -181,7 +181,7 @@ public class GT_MetaTileEntity_MultiFurnace
     }

 

     public int getPollutionPerTick(ItemStack aStack) {

-        return 20;

+        return 5;

     }

 

     public int getDamageToComponent(ItemStack aStack) {