NOVELTY - High-rate thermal-chemical-mechanical method and apparatus, comprises the processes of: (a) waste screening processes; (b) mechanical pretreatment process; (c) physical-chemical pretreatment process comprising mixing with wetting agents and debonding agents, and pre-heating; (d) high-rate stabilization process comprising adding oxidants and heavy metal extracting agents to oxidize easily decomposable organics; (e) high-rate activation process comprising adding reducing, neutralization, fluffing and activation agents, and conducting steam explosion process; and (f) product refining process.    USE - The high-rate thermal-chemical-mechanical method and apparatus are useful for direct production of high quality activated composts or organic fertilizers from organic types of wastes or materials (claimed).    ADVANTAGE - The method and apparatus provides high quality activated composts having enhanced/activated: moisture absorption and holding capability; nutrients adsorption and holding capability; soil particles holding and conserving capability; soil air ventilation capability; soil water transmission capability; and soil thermal insulation capability.    DETAILED DESCRIPTION - High-rate thermal-chemical-mechanical method and apparatus, comprises the processes of: (a) waste screening processes comprising separating and recycling inorganic materials and refractory organics from waste streams using a various types of solid waste separation apparatus, where easily and moderately decomposable organics are screened out; (b) mechanical pretreatment process comprising reducing the sizes of organic wastes to more uniform sizes using size reduction apparatus for further purification, which also provides operations for pretreatment (disassociation) of lignocellulosic materials and for mixing of different types of organic wastes if any; (c) physical-chemical pretreatment process comprising mixing the organic waste materials from (b) with appropriate wetting agent(s), debonding agent(s) and adjusting to suitable moisture contents and pre-heating; (d) high-rate stabilization process comprising maintaining materials in solid and liquid phases under suitable temperature and pressure condition, in the reactor, avoiding the formation of gas phases as much as possible, adding suitable oxidants and heavy metal extracting agents, when necessary to oxidize easily decomposable organics by partial wet oxidation process and to extract heavy metals, when necessary from the inputting wastes, where through thermal hydrolysis and oxidation reactions, portions of the disassociated cellulosic (fibrous) materials are also transformed to humic substances, and then subjecting the materials to dewatering and partial decompression after reactions; high-rate activation process comprising adding reducing, neutralization, fluffing and activation agents to the reactor when necessary under suitable high temperatures and pressures maintained by saturated steam in the reactor, and conducting a steam explosion process after action reactions to further improve the activation characteristics of the materials; and product refining process comprising subjecting the processed materials to moisture, size and nutrient adjustments, based on regulatory requirements and market needs.