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The AFS 2248-11-S: Friability sand test will be taught in this module. In addition, the AFS 2251-00-S: Riddling, Molding Sand and AFS 5222-13-S: AFS 2 in. Dia. x 2 in. Specimen Preparation, Rammer Method tests are part of the Friability test and included in this module. E-Learning module topics will include: purpose of the tests, basic variables that factor into the tests, and performing the tests in a virtual environment. By the end of this module, you will be able to measure the resistance to surface abrasion of green molding sands. (0.1 CEU)