Glass and glass products
It was apparently by chance that, about 4000 years ago, glass as an artificial material was discovered. Actually natural glass exists in nature and has been used since a very long time. Fulgurites, produced by the impact of a lightning on sand seems never to have been used, but obsidian, of volcanic...
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Published in | Europhysics news Vol. 37; no. 6; pp. 23 - 27 |
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Main Author | |
Format | Journal Article |
Language | English |
Published |
EDP Sciences
01.11.2006
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Online Access | Get full text |
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