Abstract Bone drilling is a universal procedure in orthopaedics for fracture fixation, installing implants, or reconstructive surgery.Surgical drills are subjected to wear caused by their repeated use, thermal fatigue, irrigation with saline solution, and sterilization process.Wear of the cutting edges of a drill bit (worn drill) is detrimental for

DNA profiling is one of the powerful breakthroughs in forensics.This specialized technique has made the identification of an individual possible even by a tiny shred of tissue or drop of blood thus, has strongly revolutionized various criminal investigations.Rape, paternity, and murder cases are the type of criminal cases commonly solved by the use