The region has experienced occasional phreatic volcanic eruptions, caused by explosive outbursts of steam trapped below the surface.

Taking fire from three sides, neither man could return the salvos, except for an occasional blind eruption around the edges of the rocks.

The kids try to ignore the occasional eruptions, and the family seems to judge itself happy.

Floods, landslides, even the occasional volcanic eruption, perhaps.

With the exception of occasional isolated eruptions of civil strife on Zanzibar, it has also enjoyed internal peace and stability throughout its existence.

The occasional eruptions that compel attention arise from underlying pressures of adjustment.

Their walkietalkies blared with occasional eruptions of harsh static.

His strong and beautiful singing would gain immeasurably in power without the occasional wild eruptions that seem to be part of his concept of expressivity.

The summit produces occasional phreatic eruptions that can coat the ice with ash.

But better the occasional passionate, off-the-wall eruption - taking the chance that might stir up outrage - than a culture of safety and calculation.