Several Huge gas tank explosions exploded on a rooftop at an university campus “de la Doua” earlier today in Lyon, France. Three people received minor injuries and students and staff were evacuated from campus buildings.

A large fire broke out on “Thursday” morning at one of the Claude Bernard University Lyon 1 campuses in Villeurbanne, a suburb of Lyon in eastern France. Video from the scene shows the building’s roof engulfed in flames. As Several gas tanks exploded can be seen bursting through the fire.

The fire erupted on a roof terrace, which hosts the university’s science library, was undergoing construction work, the university tweeted.

Three people received light injuries and the fire “is under control,” the university added. The blasts came from three gas tanks which exploded as the fire began to spread. There is no doubt that the fire was “accidental,” local officials said.

Police and firefighters have been deployed to the scene. Staff and students were evacuated from nearby buildings.