diff --git a/angelsrefining/prototypes/recipes/refining-dynamic/crystal-processing.lua b/angelsrefining/prototypes/recipes/refining-dynamic/crystal-processing.lua
index ffd31e2e..24c41b34 100644
--- a/angelsrefining/prototypes/recipes/refining-dynamic/crystal-processing.lua
+++ b/angelsrefining/prototypes/recipes/refining-dynamic/crystal-processing.lua
@@ -13,13 +13,13 @@ data:extend({
     normal = {
       ingredients = { { type = "item", name = "angels-ore1-crystal", amount = 8 } },
       results = {
-        { type = "item", name = "slag", amount = 1 },
+        { type = "item", name = "slag", amount = 1, probability = 0.1},
       },
     },
     expensive = {
       ingredients = { { type = "item", name = "angels-ore1-crystal", amount = 12 * rawmulti } },
       results = {
-        { type = "item", name = "slag", amount = 1 },
+        { type = "item", name = "slag", amount = 1, probability = 0.1 },
       },
     },
     icons = {
@@ -40,13 +40,13 @@ data:extend({
     normal = {
       ingredients = { { type = "item", name = "angels-ore2-crystal", amount = 8 } },
       results = {
-        { type = "item", name = "slag", amount = 1 },
+        { type = "item", name = "slag", amount = 1 , probability = 0.1},
       },
     },
     expensive = {
       ingredients = { { type = "item", name = "angels-ore2-crystal", amount = 12 * rawmulti } },
       results = {
-        { type = "item", name = "slag", amount = 1 },
+        { type = "item", name = "slag", amount = 1, probability = 0.1 },
       },
     },
     icons = {
@@ -67,13 +67,13 @@ data:extend({
     normal = {
       ingredients = { { type = "item", name = "angels-ore3-crystal", amount = 8 } },
       results = {
-        { type = "item", name = "slag", amount = 1 },
+        { type = "item", name = "slag", amount = 1, probability = 0.1 },
       },
     },
     expensive = {
       ingredients = { { type = "item", name = "angels-ore3-crystal", amount = 12 * rawmulti } },
       results = {
-        { type = "item", name = "slag", amount = 1 },
+        { type = "item", name = "slag", amount = 1, probability = 0.1 },
       },
     },
     icons = {
@@ -94,13 +94,13 @@ data:extend({
     normal = {
       ingredients = { { type = "item", name = "angels-ore4-crystal", amount = 8 } },
       results = {
-        { type = "item", name = "slag", amount = 1 },
+        { type = "item", name = "slag", amount = 1, probability = 0.1 },
       },
     },
     expensive = {
       ingredients = { { type = "item", name = "angels-ore4-crystal", amount = 12 * rawmulti } },
       results = {
-        { type = "item", name = "slag", amount = 1 },
+        { type = "item", name = "slag", amount = 1, probability = 0.1 },
       },
     },
     icons = {
@@ -121,13 +121,13 @@ data:extend({
     normal = {
       ingredients = { { type = "item", name = "angels-ore5-crystal", amount = 8 } },
       results = {
-        { type = "item", name = "slag", amount = 1 },
+        { type = "item", name = "slag", amount = 1, probability = 0.1 },
       },
     },
     expensive = {
       ingredients = { { type = "item", name = "angels-ore5-crystal", amount = 12 * rawmulti } },
       results = {
-        { type = "item", name = "slag", amount = 1 },
+        { type = "item", name = "slag", amount = 1 , probability = 0.10},
       },
     },
     icons = {
@@ -148,13 +148,13 @@ data:extend({
     normal = {
       ingredients = { { type = "item", name = "angels-ore6-crystal", amount = 8 } },
       results = {
-        { type = "item", name = "slag", amount = 1 },
+        { type = "item", name = "slag", amount = 1, probability = 0.1 },
       },
     },
     expensive = {
       ingredients = { { type = "item", name = "angels-ore6-crystal", amount = 12 * rawmulti } },
       results = {
-        { type = "item", name = "slag", amount = 1 },
+        { type = "item", name = "slag", amount = 1, probability = 0.1 },
       },
     },
     icons = {
diff --git a/bobplates/data-updates.lua b/bobplates/data-updates.lua
index de073370..9bbad237 100644
--- a/bobplates/data-updates.lua
+++ b/bobplates/data-updates.lua
@@ -277,7 +277,7 @@ data.raw.item["copper-plate"].stack_size = 200
 data.raw.item["steel-plate"].stack_size = 200
 data.raw.item["coal"].stack_size = 200
 data.raw.item["uranium-ore"].stack_size = 200
-data.raw.item["sulfur"].stack_size = 200
+data.raw.item["sulfur"].stack_size = 2000
 data.raw.item["wood"].stack_size = 200
 
 if not bobmods.ores.cobalt.enabled then