Forensic has always been interesting and fascinating. To be ahead of the criminal mind, sustainable forensic research is unavoidable. The contents of this book discuss the phenomenon in forensic science, the problems faced by the society on glue sniffing, new types of drugs, uncontrolled use of antibiotics, adulteration and ballistics. These topics are presented in a straightforward and easy to understand manner that requires only basic chemistry knowledge. This book discusses how antibiotics residues can still be detected in animals using FTIR and NMR spectroscopy. It also presents simple ballistics theory of bullets on metal targets as well as the methods of detection and analysis. This book can be a reference for scientists, law enforcers, public health officials and beyond.