Note that rock forge and smokers are usable for crafting

data/json/furniture_and_terrain/furniture-tools.json

@@ -203,7 +203,7 @@
     "type": "furniture",
     "id": "f_smoking_rack",
     "name": "smoking rack",
-    "description": "A special rack designed to smoke food for better preservation and taste.",
+    "description": "A special rack designed to smoke food for better preservation and taste.  Works as a charcoal smoker in crafting recipes.",
     "symbol": "=",
     "bgcolor": "brown",
     "move_cost_mod": 2,
@@ -244,7 +244,7 @@
     "type": "furniture",
     "id": "f_metal_smoking_rack",
     "name": "metal smoking rack",
-    "description": "A special rack designed to smoke food for better preservation and taste.",
+    "description": "A special rack designed to smoke food for better preservation and taste.  Works as a charcoal smoker in crafting recipes.",
     "symbol": "=",
     "bgcolor": "light_gray",
     "move_cost_mod": 2,
@@ -288,7 +288,7 @@
     "type": "furniture",
     "id": "f_forge_rock",
     "name": "rock forge",
-    "description": "Metalworking station made of rock, typically used in combination with an anvil.",
+    "description": "Metalworking station made of rock, typically used in combination with an anvil.  Works as a charcoal forge in crafting recipes.",
     "symbol": "^",
     "color": "light_red",
     "move_cost_mod": -1,