diff --git a/src/main/resources/assets/naturesaura/advancements/furnace_heater.json b/src/main/resources/assets/naturesaura/advancements/furnace_heater.json
new file mode 100644
index 00000000..1b6fa1ef
--- /dev/null
+++ b/src/main/resources/assets/naturesaura/advancements/furnace_heater.json
@@ -0,0 +1,26 @@
+{
+    "display": {
+        "icon": {
+            "item": "naturesaura:furnace_heater"
+        },
+        "title": {
+            "translate": "advancement.naturesaura.furnace_heater"
+        },
+        "description": {
+            "translate": "advancement.naturesaura.furnace_heater.desc"
+        }
+    },
+    "parent": "naturesaura:infused_materials",
+    "criteria": {
+        "heater": {
+            "trigger": "minecraft:inventory_changed",
+            "conditions": {
+                "items": [
+                    {
+                        "item": "naturesaura:furnace_heater"
+                    }
+                ]
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/main/resources/assets/naturesaura/advancements/potion_generator.json b/src/main/resources/assets/naturesaura/advancements/potion_generator.json
new file mode 100644
index 00000000..a1c25fd7
--- /dev/null
+++ b/src/main/resources/assets/naturesaura/advancements/potion_generator.json
@@ -0,0 +1,26 @@
+{
+    "display": {
+        "icon": {
+            "item": "naturesaura:potion_generator"
+        },
+        "title": {
+            "translate": "advancement.naturesaura.potion_generator"
+        },
+        "description": {
+            "translate": "advancement.naturesaura.potion_generator.desc"
+        }
+    },
+    "parent": "naturesaura:infused_materials",
+    "criteria": {
+        "generator": {
+            "trigger": "minecraft:inventory_changed",
+            "conditions": {
+                "items": [
+                    {
+                        "item": "naturesaura:potion_generator"
+                    }
+                ]
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/main/resources/assets/naturesaura/lang/en_US.lang b/src/main/resources/assets/naturesaura/lang/en_US.lang
index e0c25ad6..b9f97f76 100644
--- a/src/main/resources/assets/naturesaura/lang/en_US.lang
+++ b/src/main/resources/assets/naturesaura/lang/en_US.lang
@@ -12,7 +12,7 @@ tile.naturesaura.wood_stand.name=Wooden Stand
 tile.naturesaura.ancient_planks.name=Ancient Planks
 tile.naturesaura.infused_stone.name=Infused Rock
 tile.naturesaura.furnace_heater.name=Extraneous Firestarter
-tile.naturesaura.potion_generator.name=Absorber of Lingering
+tile.naturesaura.potion_generator.name=Lingering Absorber
 tile.naturesaura.aura_detector.name=Aura Detector
 
 item.naturesaura.eye.name=Environmental Eye
@@ -47,5 +47,9 @@ advancement.naturesaura.altar=Empowered
 advancement.naturesaura.altar.desc=Create a Natural Altar using the Ritual of the Forest
 advancement.naturesaura.infused_materials=Iron Factory
 advancement.naturesaura.infused_materials.desc=Use the Natural Altar to create Infused Iron and Infused Rock
+advancement.naturesaura.furnace_heater=Cozy Warmth
+advancement.naturesaura.furnace_heater.desc=Create an Extraneous Firestarter to heat your furnace
+advancement.naturesaura.potion_generator=Lurking Powers
+advancement.naturesaura.potion_generator.desc=Make a Lingering Absorber for the Ritual of the Brewer to create Aura
 
 command.naturesaura.aura.usage=/naaura <action> <amount> <range>
\ No newline at end of file
diff --git a/src/main/resources/assets/naturesaura/patchouli_books/book/en_us/categories/effects.json b/src/main/resources/assets/naturesaura/patchouli_books/book/en_us/categories/effects.json
new file mode 100644
index 00000000..ed2ede4a
--- /dev/null
+++ b/src/main/resources/assets/naturesaura/patchouli_books/book/en_us/categories/effects.json
@@ -0,0 +1,6 @@
+{
+    "name": "Aura Imbalance",
+    "description": "Draining $(aura) from the world or adding more of it is what is called $(thing)Aura Imbalance$() - and it can have both positive and negative effects. Those are listed in this category.",
+    "icon": "naturesaura:decayed_leaves",
+    "sortnum": 20
+}
\ No newline at end of file
diff --git a/src/main/resources/assets/naturesaura/patchouli_books/book/en_us/categories/items.json b/src/main/resources/assets/naturesaura/patchouli_books/book/en_us/categories/items.json
index fba4c5ac..dad04eb3 100644
--- a/src/main/resources/assets/naturesaura/patchouli_books/book/en_us/categories/items.json
+++ b/src/main/resources/assets/naturesaura/patchouli_books/book/en_us/categories/items.json
@@ -2,5 +2,5 @@
     "name": "Natural Items",
     "description": "The thought of nature might lead you to the beach, the forest, or a plain, but sometimes, it might lead you to items and accessories that are strongly intertwined with nature itself. In this category, such items can be found.",
     "icon": "naturesaura:infused_iron_pickaxe",
-    "sortnum": 20
+    "sortnum": 25
 }
\ No newline at end of file
diff --git a/src/main/resources/assets/naturesaura/patchouli_books/book/en_us/entries/creating/potion_generator.json b/src/main/resources/assets/naturesaura/patchouli_books/book/en_us/entries/creating/potion_generator.json
index 837892c9..75a0592b 100644
--- a/src/main/resources/assets/naturesaura/patchouli_books/book/en_us/entries/creating/potion_generator.json
+++ b/src/main/resources/assets/naturesaura/patchouli_books/book/en_us/entries/creating/potion_generator.json
@@ -15,12 +15,12 @@
         {
             "type": "multiblock",
             "multiblock_id": "naturesaura:potion_generator",
-            "text": "Creating the $(item)Ritual of the Brewer$() with the $(item)Absorber of Lingering$() in the center"
+            "text": "Creating the $(item)Ritual of the Brewer$() with the $(item)Lingering Absorber$() in the center"
         },
         {
             "type": "crafting",
             "recipe": "naturesaura:potion_generator",
-            "text": "Creating the $(item)Absorber of Lingering$()"
+            "text": "Creating the $(item)Lingering Absorber$()"
         }
     ]
 }
\ No newline at end of file
diff --git a/src/main/resources/assets/naturesaura/patchouli_books/book/en_us/entries/effects/decay.json b/src/main/resources/assets/naturesaura/patchouli_books/book/en_us/entries/effects/decay.json
new file mode 100644
index 00000000..c825ddf7
--- /dev/null
+++ b/src/main/resources/assets/naturesaura/patchouli_books/book/en_us/entries/effects/decay.json
@@ -0,0 +1,12 @@
+{
+    "name": "Natural Decay",
+    "icon": "naturesaura:decayed_leaves",
+    "category": "effects",
+    "advancement": "naturesaura:furnace_heater",
+    "pages": [
+        {
+            "type": "text",
+            "text": "When draining $(aura) from an area to the point that plants and other vegetation no longer have the natural energy required to support themselves, $(thing)Natural Decay$() kicks in. All $(item)Grass$() will decay, along with $(item)Leaves$() from trees and other plants. The more $(aura) is drained from an area, the worse this effect will get."
+        }
+    ]
+}
\ No newline at end of file