On the morning of the 25th of September 2019, a heat exchanger on the Esso Longford Gas Plant near Melbourne in Australia, experienced brittle fracture and discharged around 10 tonnes of flammable hydrocarbon vapour to the environment. When the resulting cloud reached a nearby heat source, it ignited, burned back to the exchanger causing a jet fire which lasted 2 days. 2 workers – Peter Wilson and John Lowery – were killed (8 others injured) and Melbourne was deprived of its gas supply for 2 weeks in early spring. The subsequent investigation by the Australian Royal Commission determined that a periodic HAZOP study would likely have identified the .....Read More