High school student works on the Hunley

Jamie Yohn knows far more than the average teenager about the efficiency of varying types of hydroxides.

The high school senior picked up a few extra chemistry lessons this summer when she became the first high school student to do an internship at the lab preserving the Confederate submarine, the H.L. Hunley.

Yohn, who attends Academic Magnet High, was responsible for an experiment that investigated which type of hydroxide — sodium, potassium or lithium — worked the best at removing chlorine from 24 of the Hunley's rivets.

The outcome of her research could affect the way scientists approach preserving the submarine's metal artifacts.

Read more in tomorrow's editions of The Post and Courier.