It was ascertained that a buildup of gases in the long cannon blast tubes, which ran under the cockpit, were igniting through use of high-explosive shells.

A cannon blast sheared the silence.

There are scenes with falling snow, fog and cannon blasts.

He grew up in a setting where explosions were common, whether they were the result of cannon blasts or celebratory fireworks.

She was greeted by several cannon blasts.