What is the primary hazard associated with HC 1.1?

The primary hazard associated with HC 1.1 is mass detonation. Materials classified as HC 1.1, which stands for "high explosives mass detonation," have the potential to produce a rapid and explosive release of energy that can result in a massive explosion affecting a wide area. This classification indicates that if the explosive is initiated, it could cause a chain reaction that leads to the detonation of nearby explosive materials, resulting in widespread destruction.

Understanding this classification is crucial for safety management because it underscores the importance of handling, storing, and transporting these explosives with extreme caution. Safety protocols, such as establishing safe distances, using appropriate protective measures, and training personnel, are essential to mitigating the risks associated with mass detonation. In contrast, other hazards like fire, shockwave, and fragmentation, while also significant, do not encapsulate the primary risk presented by HC 1.1 explosives as directly and severely as mass detonation does.