diff --git a/src/main/java/com/obsilab/mcsc/fluid/BaseFluidType.java b/src/main/java/com/obsilab/mcsc/fluid/BaseFluidType.java
new file mode 100644
index 0000000..b7a426a
--- /dev/null
+++ b/src/main/java/com/obsilab/mcsc/fluid/BaseFluidType.java
@@ -0,0 +1,41 @@
+package com.obsilab.mcsc.fluid;
+
+import net.minecraft.resources.ResourceLocation;
+import net.minecraftforge.client.extensions.common.IClientFluidTypeExtensions;
+import net.minecraftforge.fluids.FluidType;
+import org.joml.Vector3f;
+
+import java.util.function.Consumer;
+
+public class BaseFluidType extends FluidType {
+    private final ResourceLocation stillTexture; // only this for gas, not placeable
+    //private final ResourceLocation flowingTexture;
+    //private final ResourceLocation overlayTexture;
+    //private final int tintColor;
+    //private final Vector3f fogColor; // fog when inside the fluid
+
+    //contructor:
+    public BaseFluidType(final ResourceLocation stillTexture, final Properties properties) {
+        super(properties);
+        this.stillTexture = stillTexture;
+    }
+
+    //getter(s):
+    public ResourceLocation getStillTexture() {
+        return stillTexture;
+    }
+
+    @Override
+    public void initializeClient(Consumer<IClientFluidTypeExtensions> consumer) {
+        consumer.accept(new IClientFluidTypeExtensions() {
+            @Override
+            public ResourceLocation getStillTexture() {
+                return stillTexture;
+            }
+
+            // @Nullable for the getOverlayTexture override, if used
+            // @NotNull for the modifyFogColor override, if used
+
+        });
+    }
+}
diff --git a/src/main/java/com/obsilab/mcsc/fluid/ModFluids.java b/src/main/java/com/obsilab/mcsc/fluid/ModFluids.java
new file mode 100644
index 0000000..eaa8ebf
--- /dev/null
+++ b/src/main/java/com/obsilab/mcsc/fluid/ModFluids.java
@@ -0,0 +1,8 @@
+package com.obsilab.mcsc.fluid;
+
+
+
+// fluids: NF3 gas (Nitrogen Trifluoride) for dry (plasma) etching, Nitrogen gas for internal FOUP atmosphere ...
+public class ModFluids {
+    //TODO
+}
diff --git a/src/main/java/com/obsilab/mcsc/fluid/ModFluidsTypes.java b/src/main/java/com/obsilab/mcsc/fluid/ModFluidsTypes.java
new file mode 100644
index 0000000..644c9ab
--- /dev/null
+++ b/src/main/java/com/obsilab/mcsc/fluid/ModFluidsTypes.java
@@ -0,0 +1,5 @@
+package com.obsilab.mcsc.fluid;
+
+public class ModFluidsTypes { // liquid, gas, plasma ?
+    //TODO
+}