Temperature sensor

Properties
Section	Sensors
Spawn temperature	22°C
Heat Conductivity	0%
Relative weight	100
Gravity	0
Acid dissolve rate	0.1%
Flammability	0
State	Solid
Source code

If a material that is close to TSNS (in a one pixel radius, the 8 surrounding pixels) has a higher temp than the TSNS, it starts to spark nearby conductive materials (in a 2 pixel radius). You can set the TMP to determine the radius it detects temperatures from (in the shape of a square).