How Glass Is Made – The Mesmerizing Process from Sand to Pane
22:27
How Glass is Made | From Mining Silica to Wonders of Glass!
28:48
Millions of Batteries Every Day! How Are They Turned into Treasures?
10:08
DIY Automated Glass Bottle Cutter
30:29
50 vidéos les plus satisfaisantes de travailleurs faisant parfaitement leur travail !
23:48
Glassblowing Demonstration: Pink and White Murrine Amphora Vase
30:28
50 outils époustouflants dont vous ignoriez l’existence !
26:19
15 UNUSUAL Factories that Make Strange Things
30:34