diff --git a/src/elements/qrtz.c b/src/elements/qrtz.c
index 74d8c995a..6e3d2e206 100644
--- a/src/elements/qrtz.c
+++ b/src/elements/qrtz.c
@@ -1,11 +1,74 @@
 #include <element.h>
 
 int update_QRTZ(UPDATE_FUNC_ARGS) {
+	int r, tmp, trade, rx, ry;
 	parts[i].pavg[0] = parts[i].pavg[1];
 	parts[i].pavg[1] = pv[y/CELL][x/CELL];
 	if (parts[i].pavg[1]-parts[i].pavg[0] > 0.05*(parts[i].temp/3) || parts[i].pavg[1]-parts[i].pavg[0] < -0.05*(parts[i].temp/3))
 	{
 		part_change_type(i,x,y,PT_PQRT);
 	}
+
+	for (rx=-2; rx<3; rx++)
+		for (ry=-2; ry<3; ry++)
+			if (x+rx>=0 && y+ry>0 && x+rx<XRES && y+ry<YRES && (rx || ry))
+			{
+				r = pmap[y+ry][x+rx];
+				if ((r>>8)>=NPART || !r)
+					continue;
+				else if ((r&0xFF)==PT_SLTW && (1>rand()%5000))
+				{
+					kill_part(r>>8);
+
+					parts[i].life = 1;
+				}
+			}
+
+	if (parts[i].life==1)
+	{
+		for (rx=-1; rx<2; rx++)
+			for (ry=-1; ry<2; ry++)
+				if (x+rx>=0 && y+ry>0 && x+rx<XRES && y+ry<YRES && (rx || ry))
+				{
+					r = pmap[y+ry][x+rx];
+					if ((r>>8)>=NPART || r)
+						continue;
+						create_part(-1,x+rx,y+ry,PT_QRTZ);
+						parts[i].life = 0;
+				}
+				
+
+	}
+
+
+	for ( trade = 0; trade<9; trade ++)
+	{
+		rx = rand()%5-2;
+		ry = rand()%5-2;
+		if (x+rx>=0 && y+ry>0 && x+rx<XRES && y+ry<YRES && (rx || ry))
+		{
+			r = pmap[y+ry][x+rx];
+			if ((r>>8)>=NPART || !r)
+				continue;
+			if ((r&0xFF)==PT_QRTZ&&(parts[i].life>parts[r>>8].life)&&parts[i].life>0)//diffusion
+			{
+				tmp = parts[i].life - parts[r>>8].life;
+				if (tmp ==1)
+				{
+					parts[r>>8].life ++;
+					parts[i].life --;
+					trade = 9;
+				}
+				if (tmp>0)
+				{
+					parts[r>>8].life += tmp/2;
+					parts[i].life -= tmp/2;
+					trade = 9;
+				}
+			}
+		}
+	}
+
+
 	return 0;
 }
diff --git a/src/powder.c b/src/powder.c
index 09a44a84b..d7f1d8c3f 100644
--- a/src/powder.c
+++ b/src/powder.c
@@ -1369,8 +1369,7 @@ void update_particles_i(pixel *vid, int start, int inc)
 			t = parts[i].type;
 			//printf("parts[%d].type: %d\n", i, parts[i].type);
 
-
-			if (parts[i].life && t!=PT_ACID  && t!=PT_COAL && t!=PT_WOOD && t!=PT_STKM && t!=PT_STKM2 && t!=PT_FUSE && t!=PT_FSEP && t!=PT_BCOL && t!=PT_GOL && t!=PT_SPNG && t!=PT_DEUT && t!=PT_PRTO && t!=PT_PRTI)
+			if (parts[i].life && t!=PT_ACID  && t!=PT_COAL && t!=PT_WOOD && t!=PT_STKM && t!=PT_STKM2 && t!=PT_FUSE && t!=PT_FSEP && t!=PT_BCOL && t!=PT_GOL && t!=PT_SPNG && t!=PT_QRTZ && t!=PT_DEUT && t!=PT_PRTO && t!=PT_PRTI)
 			{
 				if (!(parts[i].life==10&&(t==PT_SWCH||t==PT_LCRY||t==PT_PCLN||t==PT_HSWC||t==PT_PUMP)))
 					parts[i].life--;