diff --git a/kubejs/server_scripts/tfg/recipes.nuclear.js b/kubejs/server_scripts/tfg/recipes.nuclear.js
index 376743188..29ebe6dc4 100644
--- a/kubejs/server_scripts/tfg/recipes.nuclear.js
+++ b/kubejs/server_scripts/tfg/recipes.nuclear.js
@@ -56,7 +56,7 @@ function registerTFGNuclearRecipes(event) {
 
 	event.recipes.gtceu.centrifuge('mars_semiheavy_water')
 		.inputFluids(Fluid.of('tfg:semiheavy_ammoniacal_water', 1000))
-		.outputFluids(Fluid.of('minecraft:water', 500))
+		.outputFluids(Fluid.of('gtceu:semiheavy_water', 500))
 		.itemOutputs('2x #forge:tiny_dusts/ammonium_chloride')
 		.duration(20*9)
 		.EUt(GTValues.VA[GTValues.MV])
diff --git a/kubejs/startup_scripts/tfg/materials.nuclear.js b/kubejs/startup_scripts/tfg/materials.nuclear.js
index 2adc6678d..a2313c9a3 100644
--- a/kubejs/startup_scripts/tfg/materials.nuclear.js
+++ b/kubejs/startup_scripts/tfg/materials.nuclear.js
@@ -50,11 +50,17 @@ const registerTFGNuclearMaterials = (event) => {
     event.create('heavy_water')
         .fluid()
         .components('2x deuterium', '1x oxygen')
-        .flags(GTMaterialFlags.DISABLE_DECOMPOSITION)
         .iconSet(GTMaterialIconSet.FINE)
         .color(0xB5B9FF)
         .secondaryColor(0x81FFF9)
 
+    event.create('semiheavy_water')
+        .fluid()
+        .components('1x deuterium','1x hydrogen', '1x oxygen')
+        .iconSet(GTMaterialIconSet.FINE)
+        .color(0xb5d4ff)
+        .secondaryColor(0x81FFF9)
+
     event.create('uranium_waste')
         .liquid(new GTFluidBuilder().customStill().temperature(3850))
         .flags(GTMaterialFlags.DISABLE_DECOMPOSITION)