Detailed text transcripts for TV channel - DW - 20180412:07:53:00
Caplan let in a team of international researches at the university of naples are examining why exactly the volcanic material make rayman concrete said juror bill. basically we take a look at the french class which is this move surface. represent the puzzle i make material at their starting condition you can spot from the in their left sides that something start to crystallize within the poor's of the volcanic glass so the glass is turning into something else. that's what's known as the pots and manic reaction and the volcanic glass is so reactive that crystalline structures for minutes polls t...