
Justin Miller-Schulze and Smith Purdum explain how machine learning and chemometrics can improve fire debris classification in forensic science applications.
Spices and hot sauces were purchased at dollar stores, farmer’s markets, chain stores, and online. Samples included ‘organic’ products. Cryogenic grinding and microwave digestion were employed in sample processing prior to ICP-MS analysis to determine the presence and level of heavy metal contamination and adulteration.






