Originally Posted by txschutte
No way to calibrate it.
mark the point where water boils with some nail polish or permanent marker. that will give you 212, so you will have a pretty good idea of where 225 is. that's about the closest thing to calibration you'd be able to do
I think you can get a thermistor probe pretty cheap if you can figure out a way to mount it and hook it up to something. Then you would have an accurate digital readout all the time. (and you'd be able to save and analyze/graph your data for fun if you're a numbers nerd like me)