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CIP Level 2 Standards Questions And Answers Graded A+
NACE No. 2 / SSPC-SP 10 - ️️Near-White Metal Blast Cleaning; Random staining 
shall be limited to no more than 5% of each unit area; Free of all visible oil, grease , 
dust, dirt, mill scale, rust, coating, oxides, corrosion products, and other foreign matter. 
NACE No. 3 / SSPC-SP 6 - ️️Commercial Blast Cleaning; Random staining shall be 
limited to no more than 33% of each unit area; Free of all visible oil, grease , dust, dirt, 
mill scale, rust, coating, oxides, corrosion products, a...