@everydaysreels on Instagram: "A backdraft occurs in a fire situation when a room or building filled with hot gases and smoke suddenly receives a fresh supply of oxygen, often through the opening of a door or window. This sudden influx of oxygen can lead to a rapid and explosive ignition of the accumulated gases. Here’s a step-by-step breakdown of how a backdraft can happen in a house fire: Initially, a fire starts and burns, consuming available oxygen and producing heat, smoke, and flammable ga