Regarding a flash fire, injuries to persons outside of the flammable cloud should be minimal. True or False?

The statement is accurate because a flash fire is characterized by the rapid combustion of flammable gases or vapors within a confined area, such as a flammable cloud that results from a leak or spill. The intense heat and flames associated with a flash fire are typically concentrated within the boundaries of this cloud.

As a result, those located outside this flammable cloud are generally at a lower risk of being affected, as they are not exposed to the immediate combustion effects. This limitation of impact is due to the nature of flash fires, which tend to burn quickly and release energy primarily within the area where the flammable material is concentrated. However, it's important to note that while injuries to those outside the flammable cloud are usually minimal, there could still be potential for secondary effects, such as thermal radiation or other hazards depending on environmental factors and the specifics of the incident.

Understanding this dynamic helps in assessing safety measures and ensuring that proper precautions are taken during operations involving flammable materials.