Forensic toxicology plays a crucial role in criminal investigations. These skilled professionals analyze bodily fluids and tissues to identify the more info presence of harmful substances. Their expertise frequently help pinpoint the cause of death, reveal potential foul play, and ultimately assist law enforcement in bringing to justice complex cas

Before current methods for element arrangement, scientists faced challenges in the known elements. One early attempt was made by Johann Wolfgang Döbereiner, a German chemist who recognized a striking pattern among certain groups of elements. He proposed that three elements with similar characteristics could be grouped together as these sets, formi