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Till date, several investigators have tested different materials but none of these has been shown to possess the requisite properties of an ideal root canal filling material for primary teeth, especially about the major desirable property of having a rate of resorption matching that of the physiologic root resorption of the primary teeth.It has been found that the current obturating materials for primary teeth while providing satisfactory clinical results still need to be modified to suit the various clinical situation that is encountered. Due to the drawbacks of Zinc oxide eugenol material,...