chris collister Aug 18, 2019:

The idea is that the intrinsic chemical energy of the VOC is used to destroy itself, ie that sufficient heat is generated through oxidation to break down the molecular structure. See https://link.springer.com/article/10.1007/s10973-018-7562-7 for further ideas. "Autotherm(y)" does not exist in EN, but the adjective does, so "autothermal pyrolysis" should cover it, or even "autothermal destruction".