Forensic toxicology holds click here a crucial role in criminal investigations. These skilled professionals analyze bodily fluids and tissues to detect the presence of harmful substances. Their expertise can help pinpoint the cause of death, reveal potential foul play, and ultimately support law enforcement in bringing to justice complex cases. A

Before contemporary methods of organizing elements, 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 chemicals. He proposed that three elements with similar characteristics could be grouped together as triads, forming the b