Goofs

At the end of the film, Mike Milch kills the guards and experimenters by detonating the explosive chips that he planted on them; the very chips that were taken from the blown out skulls of his colleagues who died precisely because the chips had already detonated in their heads. Furthermore, the experimenters were able to track the conversations and movements of all of the employees via extensive audio and visual surveillance throughout the entire building; so they would have already known that the employees were attempting to extract the chips from their dead colleagues and that Mike would have some with him when he is brought into the hangar. See more