Thermal--off site: an incineration process involving the use of a large heating container/oven. soil is excavated, dried and crushed prior to heating to 2500 degree, where harmful chemicals are removed by evaporation or fusion

Thermal treatment (insitu)---steam,hot water or hot air is pressure-injected through the soil. variations include electric currents and radio waves to heat water in the ground to become steam. Evaporates chemicals