Illustrations from this first discussion remain observed today in the current version of NFPA 921 demonstrating a cross-part of the ground with better beveling or loss of mass indicating path (NFPA 2014). The existing injury indicator as espoused by NFPA 921 is always that “sides that slope downward from above https://troyofujw.newsbloger.com/27258032/fire-investigation-services-fundamentals-explained