| 摘要 |
The present invention describes methods of contaminant removal and remediation utilizing hydroexcavation in Hydroexcavation of the soil combination with solvents and/or beneficial microbes, for primary scrubbing and high pressure mixing of the soil. Various embodiments of the present invention are useful for cleaning soil with contaminants, including but not limited to hydrocarbon based materials. The solvent used in conjunction with various embodiments of the present invention comprise a degreasing composition, which may comprise sodium silicate.
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