diff -r 453a1c29b7e4 -r 1833dadcebf0 hedgewars/uGearsList.pas
--- a/hedgewars/uGearsList.pas	Thu Nov 28 00:41:35 2013 +0400
+++ b/hedgewars/uGearsList.pas	Thu Nov 28 21:13:49 2013 -0500
@@ -236,16 +236,20 @@
                         gear^.Hedgehog^.Effects[heResurrectable] := 1;
                 end;
        gtShell: begin
+                gear^.Elasticity:= _0_8;
+                gear^.Friction:= _0_8;
                 gear^.Radius:= 4;
                 gear^.Density:= _1;
+                gear^.AdvBounce:= 1;
                 end;
        gtSnowball: begin
                 gear^.ImpactSound:= sndMudballImpact;
                 gear^.nImpactSounds:= 1;
                 gear^.Radius:= 4;
-                gear^.Elasticity:= _1;
-                gear^.Friction:= _1;
                 gear^.Density:= _0_5;
+                gear^.AdvBounce:= 1;
+                gear^.Elasticity:= _0_8;
+                gear^.Friction:= _0_8;
                 end;
 
      gtFlake: begin
@@ -327,9 +331,13 @@
                 gear^.Elasticity:= _0_55;
                 gear^.Friction:= _0_995;
                 gear^.Density:= _1_6;
+                gear^.AdvBounce:= 1;
                 if gear^.Timer = 0 then gear^.Timer:= 500;
                 end;
        gtKnife: begin
+                gear^.AdvBounce:= 1;
+                gear^.Elasticity:= _0_8;
+                gear^.Friction:= _0_8;
                 gear^.Density:= _4;
                 gear^.Radius:= 7
                 end;
@@ -341,6 +349,7 @@
                 if gear^.Timer = 0 then gear^.Timer:= 500
                 end;
   gtExplosives: begin
+                gear^.AdvBounce:= 1;
                 gear^.ImpactSound:= sndGrenadeImpact;
                 gear^.nImpactSounds:= 1;
                 gear^.Radius:= 16;
@@ -366,6 +375,9 @@
                 if gear^.Timer = 0 then gear^.Timer:= 5000;
                 end;
      gtCluster: begin
+                gear^.AdvBounce:= 1;
+                gear^.Elasticity:= _0_8;
+                gear^.Friction:= _0_8;
                 gear^.Radius:= 2;
                 gear^.Density:= _1_5;
                 gear^.RenderTimer:= true
@@ -409,6 +421,7 @@
                 gear^.Z:= cCurrHHZ+1;
                 end;
       gtMortar: begin
+                gear^.AdvBounce:= 1;
                 gear^.Radius:= 4;
                 gear^.Elasticity:= _0_2;
                 gear^.Friction:= _0_08;
@@ -443,6 +456,9 @@
                 if gear^.Timer = 0 then gear^.Timer:= 5000
                 end;
        gtDrill: begin
+                gear^.AdvBounce:= 1;
+                gear^.Elasticity:= _0_8;
+                gear^.Friction:= _0_8;
                 if gear^.Timer = 0 then
                     gear^.Timer:= 5000;
                 // Tag for drill strike. if 1 then first impact occured already
@@ -484,6 +500,7 @@
                 gear^.FlightTime := 2;
                 end;
          gtEgg: begin
+                gear^.AdvBounce:= 1;
                 gear^.Radius:= 4;
                 gear^.Elasticity:= _0_6;
                 gear^.Friction:= _0_96;
@@ -534,6 +551,9 @@
                 gear^.Tag := 47;
                 end;
   gtNapalmBomb: begin
+                gear^.AdvBounce:= 1;
+                gear^.Elasticity:= _0_8;
+                gear^.Friction:= _0_8;
                 if gear^.Timer = 0 then gear^.Timer:= 1000;
                 gear^.Radius:= 5;
                 gear^.Density:= _1_5;