Question: What is the main ingredient of the finishing material inside the Dymaxion deployment units?
Sentence (from "Drywall"): Drywall (also known as plasterboard, wallboard, gypsum panel, sheet rock, or gypsum board) is a panel made of calcium sulfate dihydrate (gypsum) with or without additives and normally pressed between a facer and a backer (typically thick sheets of paper).
Relevant evidence: Yes