diff --git a/code/modules/reagents/Chemistry-Recipes/Slime_extracts.dm b/code/modules/reagents/Chemistry-Recipes/Slime_extracts.dm
index e0c23aa3c9a..25391e5e7a8 100644
--- a/code/modules/reagents/Chemistry-Recipes/Slime_extracts.dm
+++ b/code/modules/reagents/Chemistry-Recipes/Slime_extracts.dm
@@ -273,6 +273,21 @@
 				M.bodytemperature -= 240
 				M << "<span class='notice'>You feel a chill!</span>"
 
+
+/datum/chemical_reaction/slimefireproof
+	name = "Slime Fireproof"
+	id = "m_fireproof"
+	result = null
+	required_reagents = list("water" = 1)
+	result_amount = 1
+	required_container = /obj/item/slime_extract/darkblue
+	required_other = 1
+
+/datum/chemical_reaction/slimefireproof/on_reaction(datum/reagents/holder)
+	feedback_add_details("slime_cores_used","[type]")
+	var/obj/item/slimepotion/fireproof/P = new /obj/item/slimepotion/fireproof
+	P.loc = get_turf(holder.my_atom)
+
 //Orange
 /datum/chemical_reaction/slimecasp
 	name = "Slime Capsaicin Oil"
diff --git a/code/modules/research/xenobiology/xenobiology.dm b/code/modules/research/xenobiology/xenobiology.dm
index eafe708706e..42d8be9ec89 100644
--- a/code/modules/research/xenobiology/xenobiology.dm
+++ b/code/modules/research/xenobiology/xenobiology.dm
@@ -316,6 +316,34 @@
 	C.slowdown = 0
 	qdel(src)
 
+
+/obj/item/slimepotion/fireproof
+	name = "slime chill potion"
+	desc = "A potent chemical mix that will fireproof any article of clothing. Has three uses."
+	icon = 'icons/obj/chemical.dmi'
+	icon_state = "bottle17"
+	var/uses = 3
+
+/obj/item/slimepotion/fireproof/afterattack(obj/item/clothing/C, mob/user)
+	..()
+	if(!uses)
+		qdel(src)
+		return
+	if(!istype(C))
+		user << "<span class='warning'>The potion can only be used on clothing!</span>"
+		return
+	if(C.max_heat_protection_temperature == FIRE_IMMUNITY_SUIT_MAX_TEMP_PROTECT)
+		user << "<span class='warning'>The [C] is already fireproof!</span>"
+		return..()
+	user <<"<span class='notice'>You slather the blue gunk over the [C], fireproofing it.</span>"
+	C.name = "fireproofed [C.name]"
+	C.color = "#000080"
+	C.max_heat_protection_temperature = FIRE_IMMUNITY_SUIT_MAX_TEMP_PROTECT
+	C.heat_protection = C.body_parts_covered
+	uses --
+	if(!uses)
+		qdel(src)
+
 ////////Adamantine Golem stuff I dunno where else to put it
 
 // This will eventually be removed.
diff --git a/html/changelogs/Kor-BLUE.yml b/html/changelogs/Kor-BLUE.yml
new file mode 100644
index 00000000000..7b9e5da4811
--- /dev/null
+++ b/html/changelogs/Kor-BLUE.yml
@@ -0,0 +1,36 @@
+################################
+# Example Changelog File
+#
+# Note: This file, and files beginning with ".", and files that don't end in ".yml" will not be read. If you change this file, you will look really dumb.
+#
+# Your changelog will be merged with a master changelog. (New stuff added only, and only on the date entry for the day it was merged.)
+# When it is, any changes listed below will disappear.
+#
+# Valid Prefixes: 
+#   bugfix
+#   wip (For works in progress)
+#   tweak
+#   soundadd
+#   sounddel
+#   rscadd (general adding of nice things)
+#   rscdel (general deleting of nice things)
+#   imageadd
+#   imagedel
+#   spellcheck (typo fixes)
+#   experiment
+#   tgs (TG-ported fixes?)
+#################################
+
+# Your name.  
+author: Kor
+
+# Optional: Remove this file after generating master changelog.  Useful for PR changelogs that won't get used again.
+delete-after: True
+
+# Any changes you've made.  See valid prefix list above.
+# INDENT WITH TWO SPACES.  NOT TABS.  SPACES.
+# SCREW THIS UP AND IT WON'T WORK.
+# Also, this gets changed to [] after reading.  Just remove the brackets when you add new shit.
+# Please surround your changes in  double quotes ("). It works without them, but if you use certain characters it screws up compiling. The quotes will not show up in the changelog.
+changes: 
+  - rscadd: "Using water on a dark blue slime extract will now yield a new potion capable of completely fireproofing clothing items."