diff --git a/Mods/Core_SK/Biotech/Patches/ThingDefs_Items/Items_Resource_Chemical.xml b/Mods/Core_SK/Biotech/Patches/ThingDefs_Items/Items_Resource_Chemical.xml
new file mode 100644
index 0000000000..065e7ae39f
--- /dev/null
+++ b/Mods/Core_SK/Biotech/Patches/ThingDefs_Items/Items_Resource_Chemical.xml
@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<Patch>
+
+	<Operation Class="PatchOperationSequence">
+		<operations>
+			<li Class="PatchOperationReplace">
+				<xpath>Defs/ThingDef[defName="Sulphates"]/comps/li[@Class="CompProperties_Explosive"]/explosiveDamageType</xpath>
+				<value>
+					<explosiveDamageType>ToxGas</explosiveDamageType>
+				</value>
+			</li>
+			
+			<li Class="PatchOperationReplace">
+				<xpath>Defs/ThingDef[defName="Sulphates"]/comps/li[@Class="CompProperties_Explosive"]/postExplosionGasType</xpath>
+				<value>
+					<postExplosionGasType>ToxGas</postExplosionGasType>
+				</value>
+			</li>
+		</operations>
+	</Operation>
+
+</Patch>
diff --git a/Mods/Core_SK/Defs/ThingDefs_Races/Races_Humanlike.xml b/Mods/Core_SK/Defs/ThingDefs_Races/Races_Humanlike.xml
index 2bc585812e..088f53f439 100644
--- a/Mods/Core_SK/Defs/ThingDefs_Races/Races_Humanlike.xml
+++ b/Mods/Core_SK/Defs/ThingDefs_Races/Races_Humanlike.xml
@@ -842,8 +842,8 @@
                 <blackEndoCategories MayRequire="Ludeon.RimWorld.Biotech">
                     <li>Melanin</li>
                 </blackEndoCategories>
-                <xenotypeList MayRequire="Ludeon.RimWorld.Biotech">
-                    <li>Baseline_Nova</li>
+                <xenotypeList>
+                    <li MayRequire="Ludeon.RimWorld.Biotech">Baseline_Nova</li>
                 </xenotypeList>
                 <onlyUseRaceRestrictedXenotypes>true</onlyUseRaceRestrictedXenotypes>
             </raceRestriction>
@@ -1391,8 +1391,8 @@
                 <blackEndoCategories MayRequire="Ludeon.RimWorld.Biotech">
                     <li>Melanin</li>
                 </blackEndoCategories>
-                <xenotypeList MayRequire="Ludeon.RimWorld.Biotech">
-                    <li>Baseline_Dova</li>
+                <xenotypeList>
+                    <li MayRequire="Ludeon.RimWorld.Biotech">Baseline_Dova</li>
                 </xenotypeList>
                 <onlyUseRaceRestrictedXenotypes>true</onlyUseRaceRestrictedXenotypes>
             </raceRestriction>
@@ -1635,8 +1635,8 @@
                 </body>
             </graphicPaths>
             <raceRestriction>
-                <xenotypeList MayRequire="Ludeon.RimWorld.Biotech">
-                    <li>Baseline_Norbal</li>
+                <xenotypeList>
+                    <li MayRequire="Ludeon.RimWorld.Biotech">Baseline_Norbal</li>
                 </xenotypeList>
                 <onlyUseRaceRestrictedXenotypes>true</onlyUseRaceRestrictedXenotypes>
             </raceRestriction>
@@ -2241,8 +2241,8 @@
             <raceRestriction>
                 <onlyHaveRaceRestrictedGenes>false</onlyHaveRaceRestrictedGenes>
                 <onlyUseRaceRestrictedXenotypes>true</onlyUseRaceRestrictedXenotypes>
-                <xenotypeList MayRequire="Ludeon.RimWorld.Biotech">
-                    <li>Baseline_Orassan</li>
+                <xenotypeList>
+                    <li MayRequire="Ludeon.RimWorld.Biotech">Baseline_Orassan</li>
                 </xenotypeList>
                 <blackEndoCategories MayRequire="Ludeon.RimWorld.Biotech">
                     <li>Melanin</li>
diff --git a/Mods/Core_SK/Defs/ThingDefs_Resources/Items_Resource_Chemical.xml b/Mods/Core_SK/Defs/ThingDefs_Resources/Items_Resource_Chemical.xml
index b52573d0c9..6ebb52afdb 100644
--- a/Mods/Core_SK/Defs/ThingDefs_Resources/Items_Resource_Chemical.xml
+++ b/Mods/Core_SK/Defs/ThingDefs_Resources/Items_Resource_Chemical.xml
@@ -332,10 +332,10 @@
 		<comps>
 			<li Class="CompProperties_Explosive">
 				<explosiveRadius>1.4</explosiveRadius>
-				<explosiveDamageType>ToxGas</explosiveDamageType>
+				<explosiveDamageType>Smoke</explosiveDamageType>
 				<explosiveExpandPerStackcount>0.04</explosiveExpandPerStackcount>
 				<startWickHitPointsPercent>0.333</startWickHitPointsPercent>
-				<postExplosionGasType>ToxGas</postExplosionGasType>
+				<postExplosionGasType>BlindSmoke</postExplosionGasType>
 				<wickTicks>
 					<min>5</min>
 					<max>10</max>
diff --git a/Mods/RatkinRaceHSK/Defs/ThingDefs_Races/Races_Rakinlike.xml b/Mods/RatkinRaceHSK/Defs/ThingDefs_Races/Races_Rakinlike.xml
index 20e2eb4fb1..9218d3b3c1 100644
--- a/Mods/RatkinRaceHSK/Defs/ThingDefs_Races/Races_Rakinlike.xml
+++ b/Mods/RatkinRaceHSK/Defs/ThingDefs_Races/Races_Rakinlike.xml
@@ -599,8 +599,8 @@
                     <li>RK_LightLance</li>
                     <li>RK_HeavyLance</li>
                 </weaponList>
-                <xenotypeList MayRequire="Ludeon.RimWorld.Biotech">
-                    <li>Baseline_Ratkin</li>
+                <xenotypeList>
+                    <li MayRequire="Ludeon.RimWorld.Biotech">Baseline_Ratkin</li>
                 </xenotypeList>
                 <onlyUseRaceRestrictedXenotypes>true</onlyUseRaceRestrictedXenotypes>
             </raceRestriction>