One user said that pumping a 55-gallon drum with a 9.0Ah battery pack drained it down to a single bar, though they conceded that the drum was positioned 30 feet away and at a lower elevation.

Authorities believe the disintegrating and rusted-out remains of a 55-gallon drum at the bottom of a northeast Oklahoma lake may hold clues to the disappearance of a woman missing since 1998.

One user said that pumping a 55-gallon drum with a 9.0Ah battery pack drained it down to a single bar, though they conceded that the drum was positioned 30 feet away and at a lower elevation.

Authorities believe the disintegrating and rusted-out remains of a 55-gallon drum at the bottom of a northeast Oklahoma lake may hold clues to the disappearance of a woman missing since 1998.

Authorities believe the disintegrating and rusted-out remains of a 55-gallon drum at the bottom of a northeast Oklahoma lake may hold clues to the disappearance of a woman missing since 1998.