Posted: January 6, 2025 | Last updated: January 6, 2025 Step inside a modern factory to witness the mass production of flame-retardant ceiling materials.

This article was originally published with the title “Fireproof Floor and Ceiling” in Scientific American Magazine Vol. 48 No. 9 (March 1883), p. 130 doi:10.1038/scientificamerican03031883-130a ...