Biological cleaning of contaminated soil - is in contact with limestone or dolomite

摘要

In cleaning contaminated soil, where the soil is removed, deposited and treated biologically, the soil is contacted with limestone and/or dolomite. - Ground or granular limestone and/or dolomite is pref. mixed with the soil before this is deposited, or an intermediate layer and a top layer of limestone and/or dolomite may be applied, or the soil may be piled onto a drainage layer of limestone and/or dolomite. Ratio of grain size of contaminated soil:limestone and/or dolomite is pref. 1-10:1.