Glass sand can be mixed with asphalt for roadway construction ... then trying to take the shells and the fiber out so they ...

BOY:Yeah. GIRL:Yeah. CURIOUS CAT:Well, glass starts off as sand. CURIOUS CAT:'A bit like the sand you might find on a beach. But to make clear glass, a special sand called Silica Sand is used.

In this video, light blue sand is pressed under a glass surface, creating mesmerizing patterns that evolve with every movement. The delicate interaction between the sand and the glass offers a calming ...