"We can use this to call the others. Have a meeting. They'll come when they hear us-" (pg. 16).
"You let the fire go out" (pg. 69).
"The creature was a party of boys, marching approximately in step in two parallel lines and dressed in strangely eccentric clothing" (pg. 19).
"Piggy fell forty feet and landed on his back across the square red rock in the sea" (pg. 181).
The fire represents rescue. "We can help them to find us. If a ship comes near the island they may not notice us. So we must make smoke on top of the mountain. We must make a fire" (pg. 38).
"The beast struggled forward, broke the ring, and fell over the steep edge of the rock to the sand by the water. At once the crowd surged after it, poured down the rock, leapt on to the beast, screamed, struck, bit, tore. There were no words, and no movements but the tearing of teeth and claws" (pg. 153).