It had just rained and puddles had formed in the low-lying places. Zheng bent to carry Hao on his back.

The influenced factors of denovo synthesis of dioxins may be carbon, chlorine, oxygen, water, nature of the ash's surface, temperature, residence time, catalyzer and inhibitor, etc.

The thermal technologies included high temperature over-burning, infrared destruction, plasma arc pyrolysis, molten salt destruction, supercritical water oxidation, in situ vitrification, and etc.