Hen eggshell typically consists of ceramic materials constitutes by a three-layered structure, namely the cuticle on the outer surface, a spongy (calcareous) layer and an inner lamellar (or mammillary) layer
Hen eggshell typically consists of ceramic materials constitutes by a three-layered structure, namely the cuticle on the outer surface, a spongy (calcareous) layer and an inner lamellar (or mammillary) layer