xkcd.reader inoffiziell · kein Affiliate
? 1405 / 3237 8.8.2014

Meteor

No, only LAVA is called 'magma' while underground. Any other object underground is called 'lava'.
Alt-Text (der eigentliche Witz)
No, only LAVA is called 'magma' while underground. Any other object underground is called 'lava'.