diff --git a/src/main/sarl/io/sarl/demos/fireworks/Configuration.sarl b/src/main/sarl/io/sarl/demos/fireworks/Configuration.sarl
new file mode 100644
index 0000000..2f5bd1d
--- /dev/null
+++ b/src/main/sarl/io/sarl/demos/fireworks/Configuration.sarl
@@ -0,0 +1,14 @@
+package io.sarl.demos.fireworks
+
+
+public class Configuration {
+	
+	/**
+	 * Delay in miillisecond
+	 */
+	public static val RocketLifeCycleSchedulingRate : long = 30
+
+	public static val FireLifeCycleSchedulingRate : long = 30
+	
+	
+}
\ No newline at end of file
diff --git a/src/main/sarl/io/sarl/demos/fireworks/agents/Fire.sarl b/src/main/sarl/io/sarl/demos/fireworks/agents/Fire.sarl
index daa2ca8..d2bd135 100644
--- a/src/main/sarl/io/sarl/demos/fireworks/agents/Fire.sarl
+++ b/src/main/sarl/io/sarl/demos/fireworks/agents/Fire.sarl
@@ -7,6 +7,7 @@ import io.sarl.core.Initialize
 import io.sarl.core.Lifecycle
 import io.sarl.core.Logging
 import io.sarl.core.Schedules
+import io.sarl.demos.fireworks.Configuration
 import io.sarl.demos.fireworks.Positions
 import io.sarl.demos.fireworks.events.Exit
 import io.sarl.demos.fireworks.events.FireReady
@@ -62,7 +63,7 @@ agent Fire {
 	}
 
 	on FireReady {
-		move = atFixedDelay(30) [
+		move = atFixedDelay(Configuration.FireLifeCycleSchedulingRate) [
 			try {
 				wake(new UpdateFirePosition);
 			} catch (e : Exception) {
diff --git a/src/main/sarl/io/sarl/demos/fireworks/agents/LaunchingArea.sarl b/src/main/sarl/io/sarl/demos/fireworks/agents/LaunchingArea.sarl
index 85fe3e1..008df47 100644
--- a/src/main/sarl/io/sarl/demos/fireworks/agents/LaunchingArea.sarl
+++ b/src/main/sarl/io/sarl/demos/fireworks/agents/LaunchingArea.sarl
@@ -55,13 +55,13 @@ agent LaunchingArea {
 
 	on Initialize [!occurrence.parameters.empty] {
 		var ctrl = occurrence.parameters.get(0) as FXMLViewerController
-		var ^space = defaultContext.createSpace(OpenEventSpaceSpecification, UUID.randomUUID)
-		ctrl.setGUISpace(^space)
-		^space.register(asEventListener)
+		var ispace = defaultContext.createSpace(OpenEventSpaceSpecification, UUID.randomUUID)
+		ctrl.setGUISpace(ispace)
+		ispace.register(asEventListener)
 
 		ctrl.listenAndDraw(grid)
 
-		info("Setup Area")
+		info("Finishing initialization of Launching Area")
 
 	}
 
@@ -81,7 +81,7 @@ agent LaunchingArea {
 	}
 
 	on MemberJoined [occurrence.inInnerDefaultSpace && memberAgentCount == rocketsQuantity] {
-		info("Area Ready")
+		info("Area is Ready: All rockets are here")
 		innerContext.defaultSpace.emit(new Launch)
 	}
 
diff --git a/src/main/sarl/io/sarl/demos/fireworks/agents/Rocket.sarl b/src/main/sarl/io/sarl/demos/fireworks/agents/Rocket.sarl
index b167b8f..4e4ec18 100644
--- a/src/main/sarl/io/sarl/demos/fireworks/agents/Rocket.sarl
+++ b/src/main/sarl/io/sarl/demos/fireworks/agents/Rocket.sarl
@@ -10,6 +10,7 @@ import io.sarl.core.Logging
 import io.sarl.core.MemberJoined
 import io.sarl.core.MemberLeft
 import io.sarl.core.Schedules
+import io.sarl.demos.fireworks.Configuration
 import io.sarl.demos.fireworks.Positions
 import io.sarl.demos.fireworks.events.Exit
 import io.sarl.demos.fireworks.events.Explode
@@ -77,7 +78,7 @@ agent Rocket {
 		lifetime = rnd.nextInt(5) * 300 + 300
 		id = UUID.randomUUID
 
-		move = atFixedDelay(30) [
+		move = atFixedDelay(Configuration.RocketLifeCycleSchedulingRate) [
 			try {
 				wake(new UpdateRocketPosition);
 			} catch (e : Exception) {