So before you land or soil in this area should be utilized to assess contamination. If the soil has a high clay therapy should be contaminated before they RA benefits.
So, before the land or soil to be utilized to assess contamination. If the soil is highly contaminated soil should be treated prior to take in benefits.
So before the land or soil area utilization should evaluate the contamination. If the soil has been highly contaminated soil treatment should be used are useful.