The ovens are also built with clay from termite mounds. This oven shows cracks from the intense heat, even with the termite clay construction.
It takes at least a half hour for the glass shards in the molds to melt.
The molds are removed from the ovens on a paddle at the end of a very long handle. The handles are probably seven or eight feet long.
Before the beads cool completely, they are pierced with an awl to create the threading hole.