Detailed text transcripts for TV channel - MSNBC - 20131006:22:29:00
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 going to blow. >> like a natural gas leak, any number of sources 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 dust can accumulate. the aim is to safeguard the lives of workers and first responders...