Abstract: The present invention provides an apparatus and method for evaluating the integrity of seal on liquid-filled container. According to one aspect of the invention, the apparatus comprises a for containing a liquid solution and a clamp with a first and second member between which the container is engaged. The clamp is positioned with respect to the tank such that a portion of the container properly situated in the clamp will extend into the tank and contact the liquid solution. A ram and cylinder are operatively connected to the clamp to engage the container. A seat is provided to support a portion of the container such hat at least a portion of the container supported by the seat will extend into the tank. A drill is provided to pierce a surface of the container to make an opening preferably at a location above the solution level of the liquid solution in the immersion tank.