Illustrations from this first discussion are still observed now in the current edition of NFPA 921 displaying a cross-part of the flooring with larger beveling or lack of mass indicating direction (NFPA 2014). The existing destruction indicator as espoused by NFPA 921 is the fact that “sides that slope downward https://titusmngyp.blogzet.com/the-smart-trick-of-fire-investigation-services-that-no-one-is-discussing-41355350