How to speak volcano

Name: How to speak volcano
Uploaded: 2018-05-23T05:25:32.000Z
Duration: 1 min 47 s
Description: What's a vog? And will it hurt?

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Making sense of terms like vog, laze and pahoehoe with the help of volcanologist Evgenia Ilyinskaya.

This video has been optimised for mobile viewing on the BBC News app. The BBC News app is available from the Apple App Store, external for iPhone and Google Play Store, external for Android.

23 May 2018