He couldn't risk building a fire; you couldn't control where smoke went.

When it got a few inches away from his body, the smoke went rigid in the air.

'His room is above the kitchen and the smoke had gone through,' he said.

The faint smoke of the fire went into the trees.

The smoke was going to bother their riders a lot more than it would trouble them.

And the smoke goes up the chimney just the same.

I thought smoke was going to roll out of his ears.

But, sooner or later, all this smoke is going to reveal a fire.

"I heard a loud bang and white smoke went up in the air," she said.

"The smoke and hot gas are going to kill our plants," he said.