Modeling Techniques: A simple oil wash for panel lines-AgapeModels.com is a Christian scale modeling website featuring devotionals, build reports, kit reviews, tips and techniques, forums and more! Posted on December 30, 2012 by bbri420 Modeling Techniques: A simple oil wash for panel lines-AgapeModels.com is a Christian scale modeling website featuring devotionals, build reports, kit reviews, tips and techniques, forums and more!.