When being a klutz is fatal

Eep?

"...He immediately withdrew the hand holding the brick, but was struck by an ill-timed case of butterfingers. He dropped the brick into the center of the assembly. He instinctively pushed the brick away from the assembly with his right hand, which immediately became enveloped in the blue glow that was now surrounding the plutonium.

At 9:55, Daghlian partially disassembled the experiment and went to the hospital to have someone look at his tingly, glowing blue hand."