Português: Esquema de uma erupção vulcânica freática.
Date
Source
own work / travail personnel.
Inspired by the document about volcanism from the Portail sur la prévention des risques majeurs (web portal about the prevention of the major risks) of the Ministère français de l’Ecologie, du Développement et de l’Aménagement durables (french Minister of the Ecology, Environment and Sustainable Development).
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{{Information |Description= {{en|Scheme of a phreatic eruption.}} {{fr|Schéma d'une éruption volcanique de type phréatique.}} |Source=own work / travail personnel.<br/> Inspired by the [http://www.prim.net/citoyen/definition_risque_majeur/dossier_risq_