Dear Editor, Please briefly describe the test methods commonly used by an in-house lab to evaluate the following properties of a MWF: 1  Corrosion Inhibition 2  Elastomer Capability 3  Surface Coating Compatibility 4  Plexiglas Compatibility 5  Oil Rejection 6  Lubricity 7  Foaming Resistance 8  Heat Transfer Capacity 9  Bacterial Growth Inhibition Please also comment on any specialized equipment and expected costs of implementation.  Thank you for your comments.