Sterilization chamber made of mild steel and is divided into two equal parts by horizontal partition. Each partition provided with a drawer which has a semi circular base. In the inner surface of the semicircular base the drawer is provided with longitudinal flanges of 2mm thick and gcm apart. These flanges prevent the egg bearing cards to glide one over the other from the curve surface. The ceiling of each drawer is provide with a UV tubelight Each tubelight is connected with a timer.