ENV 12920 : 1997

Contents
Foreword
Introduction
1. Scope
2. Definitions
    2.1 Scenario
    2.2 Release
    2.3 Leaching behaviour of a waste
    2.4 Parameter specific test
    2.5 Simulation test
    2.6 Behavioural model
3. Description of the steps in the methodology
    3.0 Outline
    3.1 Step 1: Definition of the problem and the
         solution sought
    3.2 Step 2: Description of the scenario
    3.3 Step 3: Description of the waste
    3.4 Step 4: Determination of the influence of
         parameters on leaching behaviour
    3.5 Step 5: Modelling of leaching behaviour
    3.6 Step 6: Behavioural Model Validation
    3.7 Step 7: Conclusion
    3.8 Study report
Annex A (informative): Principle of the methodology

Gives a methodology used to determine the leaching behaviour of a waste under specified conditions (i.e. for a specified scenario that includes a specified time frame) so as to provide a solution to a specific problem. Applicable to disposal and utilization scenarios.