1.1 This test method 2 covers the determination and evalua-tion of the resistance of overglaze decorations on ceramic whitewares to attack by normal household soaps and liquid detergents under normal household conditions.
1.2 This test method applies primarily to overglaze decora-tions applied to dinnerware for domestic use wherein house-hold soaps and detergents are used for cleaning the soiled ware by either hand or machine operations.
