Detailed text transcripts for TV channel - MSNBC - 20141214:23:29:00
Kind of a texture of a talcum powder and when it's suspended and hanging in the air, it's very explosive and very flammable. if it accumulates over time and in a drop ceiling, it takes something very minor to make that dust airborne and once it finds an ignition source, it's airborne. >> like a natural gas leak any number of source could have ignited the dust. a light switch, static, a tool spark, but authorities were never able to confirm the source in this case. after this incident, north carolina passes stricter fire regulations to allow inspectors access to examine confined areas where dus...