diff --git a/chemistry/recipes.lua b/chemistry/recipes.lua
new file mode 100644
index 0000000..f5ca85c
--- /dev/null
+++ b/chemistry/recipes.lua
@@ -0,0 +1,21 @@
+--[[
+
+	TechAge
+	=======
+
+	Copyright (C) 2019 Joachim Stolberg
+
+	GPL v3
+	See LICENSE.txt for more information
+	
+	TA4 Doser
+
+]]--
+
+recipes.add("ta4_doser", {
+	output = "techage:ta4_epoxy 3",
+	input = {
+		"techage:oil_source 2",
+		"basic_materials:oil_extract 1",
+	}
+})
\ No newline at end of file
diff --git a/chemistry/ta4_doser.lua b/chemistry/ta4_doser.lua
index bab6f94..5bacd8f 100644
--- a/chemistry/ta4_doser.lua
+++ b/chemistry/ta4_doser.lua
@@ -118,38 +118,42 @@ local function dosing(pos, mem, elapsed)
 		State:idle(pos, mem)
 		return
 	end
---	-- available liquids
---	local liquids = get_liquids(pos)
---	local recipe = recipes.get(mem, "ta4_doser")
---	if not liquids or not recipe then return end
---	-- inputs
---	for _,item in pairs(recipe.input) do
---		if item.name ~= "" then
---			print("dosing", item.name, dump(liquids))
---			local outdir = liquids[item.name]
---			if not outdir then
---				State:fault(pos, mem, S("input missing"))
---				return
---			end
---			if liquid.take(pos, outdir, item.name, item.num) < item.num then
---				State:fault(pos, mem, S("input missing"))
---				return
---			end
---		end
---	end
+	-- available liquids
+	local liquids = get_liquids(pos)
+	local recipe = recipes.get(mem, "ta4_doser")
+	if not liquids or not recipe then return end
+	-- inputs
+	for _,item in pairs(recipe.input) do
+		if item.name ~= "" then
+			print("dosing", item.name, dump(liquids))
+			local outdir = liquids[item.name]
+			if not outdir then
+				State:fault(pos, mem, S("input missing"))
+				return
+			end
+			if liquid.take(pos, outdir, item.name, item.num) < item.num then
+				State:fault(pos, mem, S("input missing"))
+				return
+			end
+		end
+	end
 	-- output
-	--if not reactor_cmnd(pos, "output", recipe.output.name) then
 	local leftover
-	leftover = reactor_cmnd(pos, "output", {name = "techage:gasoline", amount = 1, player_name = "singleplayer"})
+	leftover = reactor_cmnd(pos, "output", {
+			name = recipe.output.name, 
+			amount = recipe.output.num})
 	if not leftover or leftover > 0 then
 		State:fault(pos, mem, S("output blocked"))
 		return
 	end
-	--if not reactor_cmnd(pos, "waste", recipe.waste.name) then
-	leftover = reactor_cmnd(pos, "waste", {name = "techage:bitumen", amount = 1, player_name = "singleplayer"})
-	if not leftover or leftover > 0 then
-		State:fault(pos, mem, S("output blocked"))
-		return
+	if recipe.waste.name ~= "" then
+		leftover = reactor_cmnd(pos, "waste", {
+				name = recipe.waste.name, 
+				amount = recipe.waste.num})
+		if not leftover or leftover > 0 then
+			State:fault(pos, mem, S("output blocked"))
+			return
+		end
 	end
 	State:keep_running(pos, mem, COUNTDOWN_TICKS)
 end	
@@ -257,11 +261,3 @@ if minetest.global_exists("unified_inventory") then
 		height = 2,
 	})
 end
-
-recipes.add("ta4_doser", {
-	output = "techage:ta4_epoxy 3",
-	input = {
-		"techage:oil_source 2",
-		"basic_materials:oil_extract 1",
-	}
-})
\ No newline at end of file
diff --git a/init.lua b/init.lua
index 58d1551..7eba324 100644
--- a/init.lua
+++ b/init.lua
@@ -219,9 +219,9 @@ else
 	dofile(MP.."/energy_storage/nodes.lua")
 	
 	-- Chemistry
-	dofile(MP.."/chemistry/ta4_reactor.lua")
-	dofile(MP.."/chemistry/ta4_stand.lua")
-	dofile(MP.."/chemistry/ta4_doser.lua")
+	--dofile(MP.."/chemistry/ta4_reactor.lua")
+	--dofile(MP.."/chemistry/ta4_stand.lua")
+	--dofile(MP.."/chemistry/ta4_doser.lua")
 	
 	-- Hydrogen
 	dofile(MP.."/hydrogen/hydrogen.lua")
diff --git a/locale/techage.de.tr b/locale/techage.de.tr
index 8f65703..b379c64 100644
--- a/locale/techage.de.tr
+++ b/locale/techage.de.tr
@@ -273,9 +273,13 @@ empty=leer
 input missing=Zufuhr fehlt
 light=Licht
 no fuel or no power=kein Strom oder Brennstoff
+no power=kein Strom
+off=aus
+on=an
 output blocked=Ausgang blockiert
 power=Strom
 reactor defect=Reaktor defekt
+reactor defect or no power=Reaktor defekt oder kein Strom
 reactor has no power=Reaktor hat keinen Strom
 removed=entfernt
 stopped=gestoppt
diff --git a/locale/techage.de.tr.old b/locale/techage.de.tr.old
index 2aaf84e..8f65703 100644
--- a/locale/techage.de.tr.old
+++ b/locale/techage.de.tr.old
@@ -56,6 +56,7 @@ Meridium Axe=Meridium Axt
 Meridium Pickaxe=Meridium Pickel
 Meridium Shovel=Meridium Schaufel
 Meridium Sword=Meridium Schwert
+More water expected (2 m deep)!=
 Network Data=Netzwerkdaten
 No plan available=Kein Plan verfügar
 No wind at this altitude!=Kein Wind auf dieser Höhe
@@ -75,7 +76,7 @@ Power=Energie
 Primary available=Primär verfügbar
 Primary needed=Primär benötigt
 Pusher=Schieber
-Recipe=Rezepte
+Recipe=Rezept
 Remove derrick=Entferne Ölturm
 Rinsing=Waschen
 River Water Barrel=Flusswasserfass
@@ -213,6 +214,7 @@ TA4 Pipe Inlet=TA4 Rohrzulauf
 TA4 Protected Chest=TA4 Gesicherte Kiste
 TA4 Pump=TA4 Pumpe
 TA4 Reactor=Reaktor
+TA4 Reactor Base=
 TA4 Reactor Filler Pipe=TA4 Reaktor Einfüllstutzen
 TA4 Rotor Blade=TA4 Rotorblatt
 TA4 Silicon Wafer=TA4 Silizium-Wafer
@@ -249,7 +251,6 @@ Usmium Nuggets=Usmium Nuggets
 WLAN Chip=WLAN Chip
 Water=Wasser
 Water Barrel=Wasserfass
-Wrong place for wind turbines!=Falscher Ort für Windkraftanlagen
 [TA4 Wind Turbine]=[TA4 Windkraftanlage]
 [TA] Area is protected!=[TA] Bereich ist geschützt
 [TA] Derrick is being built!=[TA] Bohrturm wird errichtet
@@ -279,3 +280,4 @@ reactor has no power=Reaktor hat keinen Strom
 removed=entfernt
 stopped=gestoppt
 ##### not used anymore #####
+Wrong place for wind turbines!=Falscher Ort für Windkraftanlagen
\ No newline at end of file
diff --git a/locale/template.txt b/locale/template.txt
index 6fad7ef..0715eca 100644
--- a/locale/template.txt
+++ b/locale/template.txt
@@ -271,9 +271,13 @@ empty=
 input missing=
 light=
 no fuel or no power=
+no power=
+off=
+on=
 output blocked=
 power=
 reactor defect=
+reactor defect or no power=
 reactor has no power=
 removed=
 stopped=
\ No newline at end of file
diff --git a/nodes/bauxit.lua b/nodes/bauxit.lua
index f9b6ba2..a06feb6 100644
--- a/nodes/bauxit.lua
+++ b/nodes/bauxit.lua
@@ -20,8 +20,6 @@ minetest.register_node("techage:bauxite_stone", {
 	groups = {cracky = 3, stone = 1},
 	drop = 'techage:bauxite_cobble',
 	sounds = default.node_sound_stone_defaults(),
-	--paramtype = "light",
-	--light_source = minetest.LIGHT_MAX
 })
 
 minetest.register_node("techage:bauxite_cobble", {
@@ -41,21 +39,21 @@ minetest.register_node("techage:bauxite_gravel", {
 })
 
 minetest.register_ore({
-	ore_type        = "blob",
-	ore             = "techage:bauxite_stone",
-	wherein         = {"default:stone"},
-	clust_scarcity  = 12 * 12 * 12,
-	clust_size      = 5,
-	y_max           = -100,
-	y_min           = -200,
-	noise_threshold = 0.0,
-	noise_params    = {
-		offset = 0.5,
-		scale = 0.2,
-		spread = {x = 8, y = 8, z = 8},
-		seed = 1234, --2316,
-		octaves = 1,
-		persist = 0.0
-	},
-	biomes = {"underground"}
+	ore_type       = "blob",
+	ore            = "techage:bauxite_stone",
+	wherein        = {"default:stone", "default:desert_stone"},
+	clust_scarcity = 16 * 16 * 16,
+	clust_size     = 6,
+	y_max          = -50,
+	y_min          = -150,
+		noise_threshold = 0.0,
+		noise_params    = {
+			offset = 0.5,
+			scale = 0.2,
+			spread = {x = 5, y = 5, z = 5},
+			seed = 41524,
+			octaves = 1,
+			persist = 0.0
+		},
 })
+