diff --git a/levels/ghost_ship/ghost_ship_level.tscn b/levels/ghost_ship/ghost_ship_level.tscn
index 07fd940..9c4f20b 100644
--- a/levels/ghost_ship/ghost_ship_level.tscn
+++ b/levels/ghost_ship/ghost_ship_level.tscn
@@ -1,4 +1,4 @@
-[gd_scene load_steps=118 format=4 uid="uid://crydi5cjgfwe5"]
+[gd_scene load_steps=127 format=4 uid="uid://crydi5cjgfwe5"]
 
 [ext_resource type="PackedScene" uid="uid://oowut88kr2ox" path="res://levels/ghost_ship/player_ship/player_ship.tscn" id="1_2pyr1"]
 [ext_resource type="PackedScene" uid="uid://c2omlx4ptrc01" path="res://src/world/gunk_body/gunk_body.tscn" id="2_2egij"]
@@ -35,6 +35,7 @@
 [ext_resource type="Texture2D" uid="uid://1mr7tplfxcrc" path="res://assets/level/wall/wall_3_C.png" id="22_sqa4l"]
 [ext_resource type="Texture2D" uid="uid://cwqr6plpp3aov" path="res://assets/level/wall/wall_3_M.png" id="23_17ivy"]
 [ext_resource type="Texture2D" uid="uid://qw6yjgadiv5f" path="res://assets/level/wall/wall_3_N.png" id="24_ji5cn"]
+[ext_resource type="PackedScene" uid="uid://30o8ltnnxpxo" path="res://src/effects/floating_dust.tscn" id="25_6giaa"]
 [ext_resource type="Texture2D" uid="uid://dqkarguq5m5hn" path="res://assets/level/wall/wall_3_R.png" id="25_35kna"]
 
 [sub_resource type="CompressedTexture2D" id="CompressedTexture2D_rp2qp"]
@@ -390,6 +391,44 @@ _surfaces = [{
 blend_shape_mode = 0
 shadow_mesh = SubResource("ArrayMesh_smvh1")
 
+[sub_resource type="Curve" id="Curve_w3xaq"]
+_limits = [0.0, 0.4, 0.0, 1.0]
+_data = [Vector2(0, 0), 0.0, 0.0, 0, 0, Vector2(0.3, 0.4), 0.0, 0.0, 0, 0, Vector2(0.7, 0.4), 0.0, 0.0, 0, 0, Vector2(1, 0), 0.0, 0.0, 0, 0]
+point_count = 4
+
+[sub_resource type="CurveTexture" id="CurveTexture_ty63v"]
+curve = SubResource("Curve_w3xaq")
+
+[sub_resource type="Gradient" id="Gradient_yfel2"]
+offsets = PackedFloat32Array(0, 0.1, 0.4, 0.6, 1)
+colors = PackedColorArray(0.15, 0.15, 0.15, 1, 0.355313, 0.355314, 0.355313, 1, 0.356863, 0.356863, 0.356863, 1, 0.647059, 0.647059, 0.647059, 1, 0.15, 0.15, 0.15, 1)
+
+[sub_resource type="GradientTexture1D" id="GradientTexture1D_w3xaq"]
+gradient = SubResource("Gradient_yfel2")
+
+[sub_resource type="Curve" id="Curve_yfel2"]
+_data = [Vector2(0, 1), 0.0, 0.0, 0, 0, Vector2(0.746094, 1), 0.0, 0.0, 0, 0, Vector2(1, 0), 0.0, 0.0, 0, 0]
+point_count = 3
+
+[sub_resource type="CurveTexture" id="CurveTexture_w3xaq"]
+curve = SubResource("Curve_yfel2")
+
+[sub_resource type="ParticleProcessMaterial" id="ParticleProcessMaterial_otfxe"]
+emission_shape = 3
+emission_box_extents = Vector3(4.5, 1.5, 4.5)
+direction = Vector3(0, -1, 0)
+spread = 100.0
+initial_velocity_min = 0.05
+initial_velocity_max = 0.15
+gravity = Vector3(0, 0, 0)
+scale_curve = SubResource("CurveTexture_w3xaq")
+color_ramp = SubResource("GradientTexture1D_w3xaq")
+alpha_curve = SubResource("CurveTexture_ty63v")
+turbulence_enabled = true
+turbulence_noise_strength = 0.1
+turbulence_noise_scale = 0.3
+turbulence_influence_min = 0.0
+
 [sub_resource type="ShaderMaterial" id="ShaderMaterial_35kna"]
 resource_local_to_scene = true
 render_priority = 0
@@ -468,6 +507,22 @@ shadow_mesh = SubResource("ArrayMesh_okeuk")
 [sub_resource type="ConcavePolygonShape3D" id="ConcavePolygonShape3D_ruwlj"]
 data = PackedVector3Array(-1.5, 0, -6, -1.5, 0, 6, -1.5, 3, -6, -1.5, 3, -6, -1.5, 0, 6, -1.5, 3, 6, 1.5, 0, 6, 1.5, 0, -6, 1.5, 3, 6, 1.5, 3, 6, 1.5, 0, -6, 1.5, 3, -6, -1.5, 0, 6, -1.5, 0, -6, 1.5, 0, 6, 1.5, 0, 6, -1.5, 0, -6, 1.5, 0, -6, 1.5, 3, 6, 1.5, 3, -6, -1.5, 3, 6, -1.5, 3, 6, 1.5, 3, -6, -1.5, 3, -6)
 
+[sub_resource type="ParticleProcessMaterial" id="ParticleProcessMaterial_6giaa"]
+emission_shape = 3
+emission_box_extents = Vector3(1.5, 1.5, 6)
+direction = Vector3(0, -1, 0)
+spread = 100.0
+initial_velocity_min = 0.05
+initial_velocity_max = 0.15
+gravity = Vector3(0, 0, 0)
+scale_curve = SubResource("CurveTexture_w3xaq")
+color_ramp = SubResource("GradientTexture1D_w3xaq")
+alpha_curve = SubResource("CurveTexture_ty63v")
+turbulence_enabled = true
+turbulence_noise_strength = 0.1
+turbulence_noise_scale = 0.3
+turbulence_influence_min = 0.0
+
 [sub_resource type="ShaderMaterial" id="ShaderMaterial_4a0u4"]
 resource_local_to_scene = true
 render_priority = 0
@@ -1013,6 +1068,11 @@ transform = Transform3D(0.5, 0, 0, 0, 0.353553, 0.353554, 0, -0.353554, 0.353553
 [node name="GrunkNodule3" parent="Airlock" instance=ExtResource("19_ji5cn")]
 transform = Transform3D(0.5, 0, 0, 0, 0.353553, 0.353554, 0, -0.353554, 0.353553, 1.4, 2.65, -4.3)
 
+[node name="FloatingDust" parent="Airlock" instance=ExtResource("25_6giaa")]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1.5, 0)
+preprocess = 12.0
+process_material = SubResource("ParticleProcessMaterial_otfxe")
+
 [node name="Corridor1" type="Node3D" parent="."]
 transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, -22.5)
 
@@ -1025,6 +1085,11 @@ mesh = SubResource("ArrayMesh_d8p6j")
 [node name="CollisionShape3D" type="CollisionShape3D" parent="Corridor1/Hallway1"]
 shape = SubResource("ConcavePolygonShape3D_ruwlj")
 
+[node name="FloatingDust" parent="Corridor1/Hallway1" instance=ExtResource("25_6giaa")]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1.5, 0)
+preprocess = 12.0
+process_material = SubResource("ParticleProcessMaterial_6giaa")
+
 [node name="T-Junction1" parent="Corridor1" instance=ExtResource("2_2egij")]
 transform = Transform3D(-4.37114e-08, 0, -1, 0, 1, 0, 1, 0, -4.37114e-08, 0, 0, -7.5)
 mask_dim = 192
@@ -1071,6 +1136,11 @@ value = 800.0
 transform = Transform3D(0.0773296, 0.288598, 0.1725, 0.0446463, 0.166622, -0.298779, -0.333244, 0.0892925, -7.54021e-09, -1.5, 1.12511, -1.75)
 value = 800.0
 
+[node name="FloatingDust" parent="Corridor1/Hallway2" instance=ExtResource("25_6giaa")]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1.5, 0)
+preprocess = 12.0
+process_material = SubResource("ParticleProcessMaterial_6giaa")
+
 [node name="Hallway3" parent="Corridor1" instance=ExtResource("2_2egij")]
 transform = Transform3D(-4.37114e-08, 0, 1, 0, 1, 0, -1, 0, -4.37114e-08, -19.5, 0, -7.5)
 source_gunk_material = SubResource("ShaderMaterial_d8p6j")
@@ -1081,6 +1151,11 @@ mesh = SubResource("ArrayMesh_nmnkj")
 [node name="CollisionShape3D" type="CollisionShape3D" parent="Corridor1/Hallway3"]
 shape = SubResource("ConcavePolygonShape3D_ruwlj")
 
+[node name="FloatingDust" parent="Corridor1/Hallway3" instance=ExtResource("25_6giaa")]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1.5, 0)
+preprocess = 12.0
+process_material = SubResource("ParticleProcessMaterial_6giaa")
+
 [node name="T-Junction2" parent="Corridor1" instance=ExtResource("2_2egij")]
 transform = Transform3D(-4.37114e-08, 0, 1, 0, 1, 0, -1, 0, -4.37114e-08, -27, 0, -7.5)
 mask_dim = 192
@@ -1113,5 +1188,10 @@ mesh = SubResource("ArrayMesh_6nvhk")
 [node name="CollisionShape3D" type="CollisionShape3D" parent="Corridor1/Hallway4"]
 shape = SubResource("ConcavePolygonShape3D_ruwlj")
 
+[node name="FloatingDust" parent="Corridor1/Hallway4" instance=ExtResource("25_6giaa")]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1.5, 0)
+preprocess = 12.0
+process_material = SubResource("ParticleProcessMaterial_6giaa")
+
 [connection signal="activated" from="Airlock/FarWall/WallSwitch" to="Airlock/FarWall/WallSwitch" method="disable"]
 [connection signal="activated" from="Airlock/FarWall/WallSwitch" to="Airlock/FarWall/Bulkhead" method="open"]
diff --git a/src/effects/floating_dust.tscn b/src/effects/floating_dust.tscn
index a7e5bfd..98e06bc 100644
--- a/src/effects/floating_dust.tscn
+++ b/src/effects/floating_dust.tscn
@@ -59,6 +59,7 @@ size = Vector2(0.02, 0.02)
 [node name="FloatingDust" type="GPUParticles3D"]
 amount = 32
 lifetime = 12.0
+preprocess = 12.0
 fixed_fps = 8
 interpolate = false
 fract_delta = false
diff --git a/vault/TODO.md b/vault/TODO.md
index f67ac32..63a3efb 100644
--- a/vault/TODO.md
+++ b/vault/TODO.md
@@ -2,7 +2,7 @@
 - [ ] Grunk basics
 	- [x] Grunk shader
 	- [x] Clear rate checking / signals
-	- [ ] [[nodules]]
+	- [x] [[nodules]]
 - [ ] #equipment
 	- [ ] [[spray beam]]
 		- [ ] Spray nozzle asset