'Flammagenitus' or as they are more commonly known ''Pyrocumilonimbus' (PyroCbs) is name given to the  thunderstorm that forms in the smoke plume of a fire (nuclear bomb blast or volcanic ash cloud). The large plumes of smoke generated during massive fires on the Earth's surface or volcanic eruptions,..... when they reach a certain magnitude, they are capable of generating large vertical clouds that cause meteorological phenomena such as electrical storms and tornadoes. In the case of a forest