Look up terms beginning with:
1. adj. 
Pertaining to one or more volcanoes, surface features of the Earth that allow magma, ash and gas to erupt. The vent can be a fissure or a conical structure.
To download this file you first sign in to your Schlumberger account.
Don't have an account? Click below to get started.
Premium content requires special account permissions. We need a little more information from you before we can grant you access.