smoke ring

Iceland Volcano Blows a Smoke Ring

A very rare event was captured on film when the Eyjafjallajokull volcano in Iceland blew a smoke ring. According to a story in a London newspaper, the Mail Online, this was witnessed by Joseph Licciardi, an earth sciences professor from Oregon State University.   This event occurred on May 1. The video below is a ring from Mt. Etna in June, 2000.

See the ring develop: