I shot into the smoke when the wall fell, as did the others.

They turned up the lights so high he seemed to turn into smoke.

Steve turned into smoke and was gone before she could ask what he meant.

Why does it lie in wait for people to walk into the smoke?

"You couldn't go anywhere in the building without running into smoke," he said.

As they vanished into the smoke the radio finally came to life.

In a few minutes, all the troops had disappeared back into the smoke.

"So this is the place that'll save us from turning into smoke?"

Then she would laugh herself into smoke and drift away.

For an instant I seemed to be staring into smoke.