diff --git a/Tactical/DisplayCover.cpp b/Tactical/DisplayCover.cpp
index 2dfffd40..d83ba75b 100644
--- a/Tactical/DisplayCover.cpp
+++ b/Tactical/DisplayCover.cpp
@@ -1069,7 +1069,8 @@ void DetermineMineDisplayInTile( INT32 sGridNo, INT8 bLevel, INT8& bMines, BOOLE
 			if (!((*pObj).fFlags & OBJECT_DISABLED_BOMB))
 			{
 				// we are looking for hostile mines and have got an detector equipped
-				if ( gubDrawModeMine == MINES_DRAW_DETECT_ENEMY && fWithMineDetector )
+				// some bombs cannot be found via metal detector
+				if ( gubDrawModeMine == MINES_DRAW_DETECT_ENEMY && fWithMineDetector && !( HasItemFlag(pObj->usItem, NO_METAL_DETECTION) || HasItemFlag((*pObj)[0]->data.misc.usBombItem, NO_METAL_DETECTION) ) )
 				{
 					// display all mines
 					bMines = MINE_BOMB;
diff --git a/Tactical/Handle Items.cpp b/Tactical/Handle Items.cpp
index 06ac0776..f6fd0ee9 100644
--- a/Tactical/Handle Items.cpp	
+++ b/Tactical/Handle Items.cpp	
@@ -5389,7 +5389,8 @@ BOOLEAN NearbyGroundSeemsWrong( SOLDIERTYPE * pSoldier, INT32 sGridNo, BOOLEAN f
 				pObj = &( gWorldItems[ gWorldBombs[uiWorldBombIndex].iItemIndex ].object );
 				if ( (*pObj)[0]->data.misc.bDetonatorType == BOMB_PRESSURE && !((*pObj).fFlags & OBJECT_KNOWN_TO_BE_TRAPPED) && (!((*pObj).fFlags & OBJECT_DISABLED_BOMB)) )
 				{
-					if ( fMining && (*pObj)[0]->data.bTrap <= 10 )
+					// Flugente: some bombs cannot be found via metal detector
+					if ( fMining && (*pObj)[0]->data.bTrap <= 10 && !( HasItemFlag(pObj->usItem, NO_METAL_DETECTION) || HasItemFlag((*pObj)[0]->data.misc.usBombItem, NO_METAL_DETECTION) ) )
 					{
 						// add blue flag
 						AddBlueFlag( sNextGridNo, pSoldier->pathing.bLevel );
diff --git a/Tactical/Item Types.h b/Tactical/Item Types.h
index 2d3091e4..e4e2d75f 100644
--- a/Tactical/Item Types.h	
+++ b/Tactical/Item Types.h	
@@ -747,9 +747,9 @@ extern OBJECTTYPE gTempObject;
 #define CORPSE					0x00008000	//32768		// a dead body
 
 #define SKIN_BLOODCAT			0x00010000	//65536		// retrieve this by skinning (=decapitating) a bloodcat
-/*#define PLAYER_NET_2_LVL_1      0x00020000	//131072
-#define PLAYER_NET_3_LVL_1		0x00040000	//262144
-#define PLAYER_NET_4_LVL_1		0x00080000	//524288
+#define NO_METAL_DETECTION      0x00020000	//131072	// a planted bomb with this flag can NOT be detected via metal detector. Use sparingly!
+#define JUMP_GRENADE			0x00040000	//262144	// add +25 heigth to explosion, used for bouncing grenades and jumping mines
+/*#define PLAYER_NET_4_LVL_1		0x00080000	//524288
 
 #define PLAYER_NET_1_LVL_2		0x00100000	//1048576
 #define PLAYER_NET_2_LVL_2		0x00200000	//2097152
diff --git a/TileEngine/Explosion Control.cpp b/TileEngine/Explosion Control.cpp
index a2c69d16..d30feac2 100644
--- a/TileEngine/Explosion Control.cpp	
+++ b/TileEngine/Explosion Control.cpp	
@@ -337,6 +337,16 @@ void InternalIgniteExplosion( UINT8 ubOwner, INT16 sX, INT16 sY, INT16 sZ, INT32
 	}
 	// Callahan end
 
+	// Flugente: bouncing grenades/jumping mines explode from about waist heigth, so we add 25 to sZ. However, on order for this to work on roofs, we have to add another 50
+	// if on a roof, as heigth is only added if bLevel = 1 and sZ = 0
+	if ( HasItemFlag(usItem, JUMP_GRENADE) )
+	{
+		sZ += 25;
+
+		if ( bLevel )
+			sZ += ROOF_LEVEL_HEIGHT;
+	}
+
 	ExpParams.sX	 = sX;
 	ExpParams.sY	 = sY;
 	ExpParams.sZ	 = sZ;