diff --git a/CHANGELOG.md b/CHANGELOG.md
index a1ff7f54c..3c306a347 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -51,6 +51,7 @@
 * Fixed some issues with the Book Binder
 * Fixed #2805
 * Fixed #2861
+* Fixed #2856
 
 ## Release Candidate 20 (30 Jan 2021)
 
diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/blocks/IgnitionChamber.java b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/blocks/IgnitionChamber.java
new file mode 100644
index 000000000..d2a558362
--- /dev/null
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/blocks/IgnitionChamber.java
@@ -0,0 +1,62 @@
+package io.github.thebusybiscuit.slimefun4.implementation.items.blocks;
+
+import java.util.List;
+
+import javax.annotation.ParametersAreNonnullByDefault;
+
+import org.bukkit.block.Block;
+import org.bukkit.block.BlockState;
+import org.bukkit.block.Dropper;
+import org.bukkit.event.block.BlockBreakEvent;
+import org.bukkit.inventory.ItemStack;
+
+import io.github.thebusybiscuit.slimefun4.core.handlers.BlockBreakHandler;
+import io.github.thebusybiscuit.slimefun4.implementation.items.SimpleSlimefunItem;
+import io.github.thebusybiscuit.slimefun4.implementation.items.multiblocks.Smeltery;
+import io.papermc.lib.PaperLib;
+import me.mrCookieSlime.Slimefun.Lists.RecipeType;
+import me.mrCookieSlime.Slimefun.Objects.Category;
+import me.mrCookieSlime.Slimefun.api.SlimefunItemStack;
+
+/**
+ * The {@link IgnitionChamber} is used to re-ignite a {@link Smeltery}.
+ * 
+ * @author TheBusyBiscuit
+ * 
+ * @see Smeltery
+ *
+ */
+public class IgnitionChamber extends SimpleSlimefunItem<BlockBreakHandler> {
+
+    @ParametersAreNonnullByDefault
+    public IgnitionChamber(Category category, SlimefunItemStack item, RecipeType recipeType, ItemStack[] recipe) {
+        super(category, item, recipeType, recipe);
+    }
+
+    @Override
+    public BlockBreakHandler getItemHandler() {
+        /*
+         * Explosions don't need explicit handling here.
+         * The default of "destroy the dispenser and drop the contents" is
+         * fine for our purposes already.
+         */
+        return new BlockBreakHandler(false, true) {
+
+            @Override
+            public void onPlayerBreak(BlockBreakEvent e, ItemStack item, List<ItemStack> drops) {
+                // Fixes #2856 - Manually drop inventory contents
+                Block b = e.getBlock();
+                BlockState state = PaperLib.getBlockState(b, false).getState();
+
+                if (state instanceof Dropper) {
+                    for (ItemStack stack : ((Dropper) state).getInventory()) {
+                        if (stack != null && !stack.getType().isAir()) {
+                            drops.add(stack);
+                        }
+                    }
+                }
+            }
+        };
+    }
+
+}
diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/multiblocks/MakeshiftSmeltery.java b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/multiblocks/MakeshiftSmeltery.java
index 83b044271..1efbe73f3 100644
--- a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/multiblocks/MakeshiftSmeltery.java
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/multiblocks/MakeshiftSmeltery.java
@@ -3,6 +3,8 @@ package io.github.thebusybiscuit.slimefun4.implementation.items.multiblocks;
 import java.util.ArrayList;
 import java.util.List;
 
+import javax.annotation.ParametersAreNonnullByDefault;
+
 import org.bukkit.Effect;
 import org.bukkit.Material;
 import org.bukkit.block.Block;
@@ -17,6 +19,7 @@ import me.mrCookieSlime.Slimefun.api.SlimefunItemStack;
 
 public class MakeshiftSmeltery extends AbstractSmeltery {
 
+    @ParametersAreNonnullByDefault
     public MakeshiftSmeltery(Category category, SlimefunItemStack item) {
         super(category, item, new ItemStack[] { null, new ItemStack(Material.OAK_FENCE), null, new ItemStack(Material.BRICKS), new CustomItem(Material.DISPENSER, "Dispenser (Facing up)"), new ItemStack(Material.BRICKS), null, new ItemStack(Material.FLINT_AND_STEEL), null }, BlockFace.DOWN);
     }
diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/multiblocks/Smeltery.java b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/multiblocks/Smeltery.java
index 0d447e193..f119ce20b 100644
--- a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/multiblocks/Smeltery.java
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/items/multiblocks/Smeltery.java
@@ -7,6 +7,8 @@ import java.util.Objects;
 import java.util.concurrent.ThreadLocalRandom;
 
 import javax.annotation.Nonnull;
+import javax.annotation.Nullable;
+import javax.annotation.ParametersAreNonnullByDefault;
 
 import org.bukkit.Effect;
 import org.bukkit.Material;
@@ -26,6 +28,7 @@ import io.github.thebusybiscuit.slimefun4.api.items.ItemSetting;
 import io.github.thebusybiscuit.slimefun4.api.items.settings.IntRangeSetting;
 import io.github.thebusybiscuit.slimefun4.implementation.SlimefunItems;
 import io.github.thebusybiscuit.slimefun4.implementation.SlimefunPlugin;
+import io.github.thebusybiscuit.slimefun4.implementation.items.blocks.IgnitionChamber;
 import io.papermc.lib.PaperLib;
 import me.mrCookieSlime.Slimefun.Objects.Category;
 import me.mrCookieSlime.Slimefun.api.BlockStorage;
@@ -36,6 +39,7 @@ public class Smeltery extends AbstractSmeltery {
     private final BlockFace[] faces = { BlockFace.NORTH, BlockFace.EAST, BlockFace.SOUTH, BlockFace.WEST };
     private final ItemSetting<Integer> fireBreakingChance = new IntRangeSetting("fire-breaking-chance", 0, 34, 100);
 
+    @ParametersAreNonnullByDefault
     public Smeltery(Category category, SlimefunItemStack item) {
         super(category, item, new ItemStack[] { null, new ItemStack(Material.NETHER_BRICK_FENCE), null, new ItemStack(Material.NETHER_BRICKS), new CustomItem(Material.DISPENSER, "Dispenser (Facing up)"), new ItemStack(Material.NETHER_BRICKS), null, new ItemStack(Material.FLINT_AND_STEEL), null }, BlockFace.DOWN);
 
@@ -73,6 +77,7 @@ public class Smeltery extends AbstractSmeltery {
         }
     }
 
+    @ParametersAreNonnullByDefault
     private void consumeFire(Player p, Block dispenser, Block b) {
         Inventory chamber = findIgnitionChamber(dispenser);
 
@@ -103,9 +108,12 @@ public class Smeltery extends AbstractSmeltery {
         }
     }
 
+    @Nullable
     private Inventory findIgnitionChamber(@Nonnull Block b) {
         for (BlockFace face : faces) {
-            if (b.getRelative(face).getType() == Material.DROPPER && BlockStorage.check(b.getRelative(face), "IGNITION_CHAMBER")) {
+            Block block = b.getRelative(face);
+
+            if (block.getType() == Material.DROPPER && BlockStorage.check(block) instanceof IgnitionChamber) {
                 BlockState state = PaperLib.getBlockState(b.getRelative(face), false).getState();
 
                 if (state instanceof Dropper) {
diff --git a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/setup/SlimefunItemSetup.java b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/setup/SlimefunItemSetup.java
index a3be57874..9ec9d2c06 100644
--- a/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/setup/SlimefunItemSetup.java
+++ b/src/main/java/io/github/thebusybiscuit/slimefun4/implementation/setup/SlimefunItemSetup.java
@@ -52,6 +52,7 @@ import io.github.thebusybiscuit.slimefun4.implementation.items.blocks.Crucible;
 import io.github.thebusybiscuit.slimefun4.implementation.items.blocks.EnhancedFurnace;
 import io.github.thebusybiscuit.slimefun4.implementation.items.blocks.HardenedGlass;
 import io.github.thebusybiscuit.slimefun4.implementation.items.blocks.HologramProjector;
+import io.github.thebusybiscuit.slimefun4.implementation.items.blocks.IgnitionChamber;
 import io.github.thebusybiscuit.slimefun4.implementation.items.blocks.OutputChest;
 import io.github.thebusybiscuit.slimefun4.implementation.items.blocks.RainbowBlock;
 import io.github.thebusybiscuit.slimefun4.implementation.items.blocks.RepairedSpawner;
@@ -402,7 +403,7 @@ public final class SlimefunItemSetup {
         new MakeshiftSmeltery(categories.basicMachines, SlimefunItems.MAKESHIFT_SMELTERY).register(plugin);
         new Smeltery(categories.basicMachines, SlimefunItems.SMELTERY).register(plugin);
         
-        new SlimefunItem(categories.basicMachines, SlimefunItems.IGNITION_CHAMBER, RecipeType.ENHANCED_CRAFTING_TABLE,
+        new IgnitionChamber(categories.basicMachines, SlimefunItems.IGNITION_CHAMBER, RecipeType.ENHANCED_CRAFTING_TABLE,
         new ItemStack[] {new ItemStack(Material.IRON_INGOT), new ItemStack(Material.FLINT_AND_STEEL), new ItemStack(Material.IRON_INGOT), new ItemStack(Material.IRON_INGOT), SlimefunItems.BASIC_CIRCUIT_BOARD, new ItemStack(Material.IRON_INGOT), null, new ItemStack(Material.OBSERVER), null})
         .register(plugin);