The episode features several notable physics-based plot points analyzed by scientific consultants :
The episode touches on the physics of cable tension, specifically how much a cable can stretch or hold before breaking based on its material and size. [S3E22] Mason Cable Choices
Mac is forced to choose between the life of his friend and the lives of hundreds of innocent people. The elevator cable is cut, and it falls,
Recognizing the impossible situation, Charlie makes the choice for Mac, sacrificing himself to save the civilians. The elevator cable is cut, and it falls, resulting in Charlie's death. The Adversary: Elliot Mason The elevator cable is cut
Mason blames Oversight (Mac’s father) for the "fatal abandonment" of his marine son.
Mac builds a makeshift descender to travel down an elevator cable by using friction to support his weight while allowing controlled movement.