diff --git a/src/simulation/elements/PSNS.cpp b/src/simulation/elements/PSNS.cpp
new file mode 100644
index 000000000..3dffd1666
--- /dev/null
+++ b/src/simulation/elements/PSNS.cpp
@@ -0,0 +1,80 @@
+#include "simulation/Elements.h"
+//#TPT-Directive ElementClass Element_PSNS PT_TSNS 172
+Element_PSNS::Element_PSNS()
+{
+	Identifier = "DEFAULT_PT_PSNS";
+	Name = "PSNS";
+	Colour = PIXPACK(0xDB2020);
+	MenuVisible = 1;
+	MenuSection = SC_SENSOR;
+	Enabled = 1;
+	
+	Advection = 0.0f;
+	AirDrag = 0.00f * CFDS;
+	AirLoss = 0.96f;
+	Loss = 0.00f;
+	Collision = 0.0f;
+	Gravity = 0.0f;
+	Diffusion = 0.00f;
+	HotAir = 0.000f	* CFDS;
+	Falldown = 0;
+	
+	Flammable = 0;
+	Explosive = 0;
+	Meltable = 0;
+	Hardness = 1;
+	
+	Weight = 100;
+	
+	Temperature = 277.15f;
+	HeatConduct = 0;
+	Description = "Pressure sensor, creates spark when the pressure is greater than its temperature.";
+	
+	State = ST_SOLID;
+	Properties = TYPE_SOLID;
+	
+	LowPressure = IPL;
+	LowPressureTransition = NT;
+	HighPressure = IPH;
+	HighPressureTransition = NT;
+	LowTemperature = ITL;
+	LowTemperatureTransition = NT;
+	HighTemperature = ITH;
+	HighTemperatureTransition = NT;
+	
+	Update = &Element_PSNS::update;
+	
+}
+
+//#TPT-Directive ElementHeader Element_PSNS static int update(UPDATE_FUNC_ARGS)
+int Element_PSNS::update(UPDATE_FUNC_ARGS)
+{
+	int r, rx, ry, rt;
+	if (sim->pv[y/CELL][x/CELL] > parts[i].temp-273.15f)
+	{
+		parts[i].life = 0;
+		for (rx=-2; rx<3; rx++)
+			for (ry=-2; ry<3; ry++)
+				if (BOUNDS_CHECK && (rx || ry))
+				{
+					r = pmap[y+ry][x+rx];
+					if (!r)
+						continue;
+					rt = r&0xFF;
+					if (sim->parts_avg(i,r>>8,PT_INSL) != PT_INSL)
+					{
+						if ((sim->elements[rt].Properties&PROP_CONDUCTS) && !(rt==PT_WATR||rt==PT_SLTW||rt==PT_NTCT||rt==PT_PTCT||rt==PT_INWR) && parts[r>>8].life==0)
+						{
+							parts[r>>8].life = 4;
+							parts[r>>8].ctype = rt;
+							sim->part_change_type(r>>8,x+rx,y+ry,PT_SPRK);
+						}
+					}
+				}
+	}
+	return 0;
+}
+
+
+
+Element_PSNS::~Element_PSNS() {}
diff --git a/src/simulation/elements/STKM2.cpp b/src/simulation/elements/STKM2.cpp
index 6583b701b..943cac92e 100644
--- a/src/simulation/elements/STKM2.cpp
+++ b/src/simulation/elements/STKM2.cpp
@@ -28,7 +28,7 @@ Element_STKM2::Element_STKM2()
 	
 	Temperature = R_TEMP+14.6f+273.15f;
 	HeatConduct = 0;
-	Description = "second stickman. Don't kill him! Control with wasd.";
+	Description = "Second stickman. Don't kill him! Control with wasd.";
 	
 	State = ST_NONE;
 	Properties = 0;
diff --git a/src/simulation/elements/TSNS.cpp b/src/simulation/elements/TSNS.cpp
index 97fd7a211..7bb72d18c 100644
--- a/src/simulation/elements/TSNS.cpp
+++ b/src/simulation/elements/TSNS.cpp
@@ -4,7 +4,7 @@ Element_TSNS::Element_TSNS()
 {
 	Identifier = "DEFAULT_PT_TSNS";
 	Name = "TSNS";
-	Colour = PIXPACK(0xFD9D18);
+	Colour = PIXPACK(0xFD00D5);
 	MenuVisible = 1;
 	MenuSection = SC_SENSOR;
 	Enabled = 1;