A series of catastrophic explosions occurred at a Liquefied Petroleum Gas (LPG) storage and distribution terminal which caused 100 fatalities, 20000 injured personnel as well as the destruction of the processing terminal. From the investigation the main factor that contributed to the catastrophic explosion are as follows: LPG leaked from a pipeline or tank Flammable vapor cloud was ignited Flash fire and explosion impact other LPG storage tanks and piping Releasing additional LPG and exposing other tanks to fire. a) From your opinion, identify the phenomena which can describe this type of explosion accident. [2 marks] [CO1, PO1, C4] b) Based on your answer in (a), describe thoroughly the process mechanism. c) Distinguish FIVE differences between deflagration and detonation. [8 Marks] [CO1, PO1, C2] [10 Marks] [CO1, PO1, C2]