EE HAD PLACED A TRACK JACK UNDER A BATTERY IN THE GREEN CHARGING AREA TO SLIGHTLY TILT THE BATTERY SO THE WATER AND CLEANER WOULD DRAIN OFF THE TOP OF THE BATTERY. HE WAS STANDING ON THE RIGHT SIDE OF THE BATTERY WITH HIS LEFT FOOT UNDER THE BATTERY. THE JACK POPPED OUT PINNING HIS LEFT FOOT UNDER THE BATTERY. HE YELLED AT CO-WORKER TO COME AND JACK THE BATTERY UP OFF HIS FOOT.