diff --git a/Nylon2/changelog.txt b/Nylon2/changelog.txt
index ae96e74..01be669 100644
--- a/Nylon2/changelog.txt
+++ b/Nylon2/changelog.txt
@@ -1,10 +1,65 @@
 ---------------------------------------------------------------------------------------------------
-Version: 2.0.1
-Date: 11.10.2025
-  Bug Fixes:
-    - Increase mod compatibility
----------------------------------------------------------------------------------------------------
-Version: 2.0.0
-Date: 10.10.2025
+Version: 0.5.2
+Date: 2024-07-24
   Features:
-    - Update to Factorio 2.0
\ No newline at end of file
+    - Added ethanolamine to SE vitamelange spice.
+    - Upped nylon drive belt from 2 -> 8
+---------------------------------------------------------------------------------------------------
+Version: 0.5.1
+Date: 2024-07-16
+  Features:
+    - Fixed conflict when using K2 but not bzcarbon.
+---------------------------------------------------------------------------------------------------
+Version: 0.5.0
+Date: 2024-06-27
+  Features:
+    - Added nylon drive belt if BrimStuff is installed.
+    - Fixed error when not using Cobalt mod.
+    - Fixed missing mod errors.
+---------------------------------------------------------------------------------------------------
+Version: 0.4.3
+Date: 2024-01-21
+  Features:
+    - Removed old unused files.
+---------------------------------------------------------------------------------------------------
+Version: 0.4.2
+Date: 2024-01-14
+  Features:
+    - Added SE delivery cannon recipe for fluids.
+---------------------------------------------------------------------------------------------------
+Version: 0.4.1
+Date: 2024-01-06
+  Features:
+    - Added coal tar solid fuel recipe.
+---------------------------------------------------------------------------------------------------
+Version: 0.4.0
+Date: 2024-01-02
+  Features:
+    - Added a new production chain for alternative lubricant and epoxy if K2 is installed.
+    - Increesed destructive distillation base craft time to 12 from 10.
+---------------------------------------------------------------------------------------------------
+Version: 0.3.0
+Date: 2023-12-25
+  Features:
+    - Added bio nitric acid recipe.
+    - Fixed Nylons K2 progression with few mods.
+---------------------------------------------------------------------------------------------------
+Version: 0.2.0
+Date: 2023-12-24
+  Features:
+    - Split cobalt into its own mod.
+    - Replaced 248k fiberer maker iron gear wheel with nylon machine parts.
+    - Replaced 248k compound machine iron gear wheel with nylon machine parts.
+    - Replaced K2 biusart lab copper cable with nylon machine parts.
+    - Replaced bobassembly electronics machine 2 steel gear wheel with nylon machine parts.
+    - Replaced aai industry stack filter inserter steel gear wheel with nylon machine parts.
+---------------------------------------------------------------------------------------------------
+Version: 0.1.1
+Date: 2023-12-21
+  Features:
+    - Added cobalt ore as a byproduct from nickel if If I Had A Nickel is installed.
+---------------------------------------------------------------------------------------------------
+Version: 0.1.0
+Date: 2023-12-20
+  Features:
+    - Alpha release.
\ No newline at end of file
diff --git a/Nylon2/data-util.lua b/Nylon2/data-util.lua
index 81def01..4b2d096 100644
--- a/Nylon2/data-util.lua
+++ b/Nylon2/data-util.lua
@@ -129,7 +129,7 @@ function util.se_matter(params)
               {"se-astronomic-science-pack-4", 1},
               {"se-energy-science-pack-4", 1},
               {"se-material-science-pack-4", 1},
-              {"kr-matter-tech-card", 1},
+              {"matter-tech-card", 1},
               {"se-deep-space-science-pack-1", 1},
             }
           },
diff --git a/Nylon2/info.json b/Nylon2/info.json
index 3140351..cf80fa9 100644
--- a/Nylon2/info.json
+++ b/Nylon2/info.json
@@ -1,6 +1,6 @@
 {
   "name": "Nylon2",
-  "version": "2.0.1",
+  "version": "2.0.0",
   "factorio_version": "2.0",
   "title": "Nylon",
   "author": "Timeken, cackling fiend",
diff --git a/Nylon2/prototypes/recipes.lua b/Nylon2/prototypes/recipes.lua
index 8b05a4e..9df0c52 100644
--- a/Nylon2/prototypes/recipes.lua
+++ b/Nylon2/prototypes/recipes.lua
@@ -15,12 +15,12 @@ else
   }})
 end
 
-local ketone_alcohol_oil_ingredients = {{type="item", name="coal", amount = 5}, (data.raw.fluid["kr-hydrogen"] and { type = "fluid", name = "kr-hydrogen", amount = 10 }) or ({ type = "fluid", name = "water", amount = 10 }), (data.raw.item["cobalt-plate"] and {type="item", name="cobalt-plate", amount = 1}) or {type="item", name="iron-plate", amount=1}}
+local ketone_alcohol_oil_ingredients = {{type="item", name="coal", amount = 5}, (data.raw.fluid["hydrogen"] and { type = "fluid", name = "hydrogen", amount = 10 }) or ({ type = "fluid", name = "water", amount = 10 }), (data.raw.item["cobalt-plate"] and {type="item", name="cobalt-plate", amount = 1}) or {type="item", name="iron-plate", amount=1}}
 
 if mods["bzgas"] then
   ketone_alcohol_oil_ingredients = {{type="item", name="phenol", amount = 5}, (data.raw.item["cobalt-plate"] and {type="item", name="cobalt-plate", amount = 1}) or {type="item", name="iron-plate", amount=1}}
-  if data.raw.fluid["kr-hydrogen"] then
-    table.insert(ketone_alcohol_oil_ingredients, { type = "fluid", name = "kr-hydrogen", amount = 10 })
+  if data.raw.fluid["hydrogen"] then
+    table.insert(ketone_alcohol_oil_ingredients, { type = "fluid", name = "hydrogen", amount = 10 })
   end
 end
 
@@ -144,12 +144,12 @@ data:extend({
     order = "n",
     enabled = false,
     energy_required = 30,
-    ingredients = {(data.raw.fluid["biomethanol"] and { type = "fluid", name = "biomethanol", amount = 50 }) or { type = "fluid", name = "light-oil", amount = 50 }, (data.raw.fluid["kr-chlorine"] and { type = "fluid", name = "kr-chlorine", amount = 50 }) or (data.raw.fluid["chlorine"] and { type = "fluid", name = "chlorine", amount = 50 }) or { type = "fluid", name = "water", amount = 50 }},
+    ingredients = {(data.raw.fluid["biomethanol"] and { type = "fluid", name = "biomethanol", amount = 50 }) or { type = "fluid", name = "light-oil", amount = 50 }, (data.raw.fluid["chlorine"] and { type = "fluid", name = "chlorine", amount = 50 }) or { type = "fluid", name = "water", amount = 50 }},
     results = {{ type = "fluid", name = "ethylene-oxide", amount = 50 }, { type = "fluid", name = "acetic-acid", amount = 50 }},
   }
 })
 
-local vinyl_acetate_ingredients = {{ type = "fluid", name = "acetic-acid", amount = 25 },(data.raw.fluid["kr-oxygen"] and { type = "fluid", name = "kr-oxygen", amount = 25 }) or { type = "fluid", name = "water", amount = 25 }}
+local vinyl_acetate_ingredients = {{ type = "fluid", name = "acetic-acid", amount = 25 },(data.raw.fluid["oxygen"] and { type = "fluid", name = "oxygen", amount = 25 }) or { type = "fluid", name = "water", amount = 25 }}
 if data.raw.item["palladium-plate"] then
   table.insert(vinyl_acetate_ingredients, {type="item", name="palladium-plate", amount=1})
 end
@@ -211,7 +211,7 @@ data:extend({
     order = "e",
     enabled = false,
     energy_required = 4,
-    ingredients = {{ type = "fluid", name = "ethylene-oxide", amount = 10 }, (data.raw.fluid["kr-ammonia"] and { type = "fluid", name = "kr-ammonia", amount = 10 }) or { type = "fluid", name = "water", amount = 10 }},
+    ingredients = {{ type = "fluid", name = "ethylene-oxide", amount = 10 }, (data.raw.fluid["ammonia"] and { type = "fluid", name = "ammonia", amount = 10 }) or { type = "fluid", name = "water", amount = 10 }},
     results = {{ type = "fluid", name = "ethanolamine", amount = 20 }},
   },
   {
@@ -273,12 +273,12 @@ if data.raw.fluid["kr-nitric-acid"] then
 end
 local adipic_acid_results = {{type="item", name="adipic-acid", amount=5}}
 if data.raw.fluid["depleted-acid"] then
-  table.insert(adipic_acid_results, { type = "fluid", name = "depleted-acid", amount = 10 })
+  table.insert({ type = "fluid", name = "depleted-acid", amount = 10 })
 end
 
 local hexamethylenediamine_ingredients = {{ type = "fluid", name = "petroleum-gas", amount = 10 }, (data.raw.item["cobalt-plate"] and {type="item", name="cobalt-plate", amount = 1}) or {type="item", name="iron-plate", amount=1}}
-if data.raw.fluid["kr-ammonia"] then
-  table.insert(hexamethylenediamine_ingredients, { type = "fluid", name = "kr-ammonia", amount = 10 })
+if data.raw.fluid["ammonia"] then
+  table.insert(hexamethylenediamine_ingredients, { type = "fluid", name = "ammonia", amount = 10 })
 end
 local hexamethylenediamine_results = {{ type = "fluid", name = "hexamethylenediamine", amount = 10 }, (data.raw.item["cobalt-plate"] and {type = "item", name ="cobalt-plate", amount=1, probability=0.4}) or {type = "item", name ="iron-plate", amount=1, probability=0.4}}
 if data.raw.fluid["chemical-waste"] then
@@ -290,8 +290,8 @@ if data.raw.item["phenol"] then
   table.insert(destructive_distillation_ingredients, {type="item", name="phenol", amount=5})
 end
 local destructive_distillation_results = {{ type = "fluid", name = "coal-tar", amount = 20 }}
-if data.raw.fluid["kr-ammonia"] then
-  table.insert(destructive_distillation_results, { type = "fluid", name = "kr-ammonia", amount = 10 })
+if data.raw.fluid["ammonia"] then
+  table.insert(destructive_distillation_results, { type = "fluid", name = "ammonia", amount = 10 })
 end
 if data.raw.item["kr-coke"] then
   table.insert(destructive_distillation_results, {type="item", name="kr-coke", amount=7})
@@ -357,7 +357,7 @@ data:extend({
     name = "destructive-distillation",
     icon = "__Nylon2__/graphics/icons/destructive-distillation.png",
     icon_size = 64,
-    main_porduct = "kr-ammonia",
+    main_porduct = "ammonia",
     category = "chemistry",
     subgroup = "chemical",
     order = "a",
@@ -370,7 +370,7 @@ data:extend({
 util.add_productivity("destructive-distillation")
 
 if mods["Krastorio2"] then
-  local bio_nitric_acid_ingredients = {{ type = "fluid", name = "coal-tar", amount = 10 }, { type = "fluid", name = "water", amount = 10 }, {type="item", name="wood", amount = 10}}
+  local bio_nitric_acid_ingredients = {{ type = "fluid", name = "coal-tar", amount = 10 }, { type = "fluid", name = "water", amount = 10 }, {type="item", name="wood", 10}}
   if data.raw.item["limestone"] then
     table.insert(bio_nitric_acid_ingredients, {type="item", name="limestone", amount=4})
   end
@@ -475,7 +475,7 @@ if mods["bzcarbon"] and mods["Krastorio2"] then
     {
       type = "recipe",
       name = "coke-powder",
-      category = "kr-crushing",
+      category = "crushing",
       order = "l",
       enabled = false,
       energy_required = 4,