GYPSUM

The video likely worked due to its satisfying visual transformation of materials, showcasing a creative process with a clear before-and-after. The use of common materials like gypsum and coins, combined with industrial-looking machinery, creates an intriguing and engaging visual narrative.

The video shows a process of creating a mold using gypsum and then shaping a metal coin using a rolling mill. The initial part involves pouring gypsum into a cardboard mold, and the latter part shows a coin being heated and then flattened by a machine.

5-MINUTE CRAFTS: This is a YouTube channel that produces DIY and craft videos. It merely appears as a watermark in the bottom right corner of the video. Removing it would not change what happens in the video.