KMnO₄ + H₂O₂ — 2D hot-spot simulation

Test-tube cross-section. Local reaction rate, heat diffusion, and stirring-driven advection on a 22×44 grid.

Peak temperature
25 °C
at center
Bulk temperature
25 °C
ΔT spread: 0 K
Safety margin to 70°C
+45 K
based on peak T
6%
none
Temperature (°C)
Colour scale
25 °C100 °C
Threshold lines
60 °C — safety margin
70 °C — autocatalytic onset
100 °C — steam generation
Time elapsed
0.0 s