CAL FIRE/San Diego County Fire on Instagram: "CONTAINMENT EXPLAINED 🗣️ When you hear that a wildfire is “(X) percent contained,” it reflects the efforts of dedicated hand crews from various departments. Their primary responsibility is constructing containment lines using chainsaws and hand tools, clearing vegetation down to the mineral soil. This crucial work helps prevent the fire from spreading beyond established control lines. Containment refers to how much of a wildfire’s perimeter is secur