Washout characteristics include:-Acid Used for the rehabilitation of contaminated soils, metals, and organic chemicals of some kind, but not commonly used because it causes changes in pH of soil.-Bass Used for the rehabilitation of contaminated soils, metals such as zinc, lead, Tin, not commonly used because it will make the soil pH value changes and the use of sodium hydroxide (NaOH) can also affect soil ion exchange. ช้สำหรับ-restoration of contaminated soils, water soluble substances. (Water-soluble) and move with the water. Based on the value of contaminated it.-Surfactant (Surfactants) are used for the rehabilitation of contaminated soils of organic substances such as pesticides based on the value of the permeability of soil contamination.
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