Forensic toxicology represents a crucial role in criminal investigations. These skilled professionals analyze bodily fluids and tissues to uncover the presence of harmful substances. Their expertise may help determine the cause of death, reveal potential foul play, and ultimately support law enforcement in resolving complex cases. A forensic toxic

Before current methods for element arrangement, scientists struggled to the known elements. One early attempt was made by Johann Wolfgang Döbereiner, a German chemist who observed a striking pattern among certain groups of compounds. He proposed that three elements with similar characteristics could be grouped together as a triad, forming the basi