In this video, fire is venting from the Max Fire Box Phase I. We close the door, then open it again, and immediately start asking the real question: Is this a go… or a no-go? That decision starts with size-up. As the door opens, we talk through what firefighters should be reading: • Volume of smoke • Velocity of smoke • Density • Color That smoke tells you whether this environment is ready to be entered—or whether you need to stop and flow water before moving any farther. This is the interactive