ISO/DIS 4240-4:2025

This document describes a test method and procedure for the remediation of oil-contaminated soil using fine bubble technology. It details the process of washing the soil with fine bubbles and measuring the oil content before and after the washing process. The scope of this document includes the necessary steps and considerations for conducting effective soil washing using fine bubbles, as well as the methodologies for quantifying the efficiency of oil removal from the soil.