Nathalie Wall
Nathalie Wall

“The cool thing about nuclear chemistry is that radioactive elements come in sets or suites,” said Nathalie Wall, WSU professor of radiochemistry. “If you find a specific suite of elements of different proportions, you can potentially tell where the material came from and what it’s been used for. So this is the ‘fingerprint’ we look for.”

Read more about Wall and forensic science in the Sept. 23 Rock Doc column.