The 2006 Mumbai train bombings were a series of seven bomb blasts on 11 July 2006. They took place over a period of 11 minutes on the Suburban Railway in Mumbai, the capital of the Indian state of Maharashtra and the nation's financial capital, The bombs were set off in pressure cookers on trains plying on the Western Line Suburban Section of the Mumbai Division of Western Railway. The blasts killed 209 people and injured over 700 more.
Pressure cookers were used in the bombing and other attacks to increase the afterburn in a thermobaric reaction, more powerful than conventional high explosives. The first blast reportedly took place at 18:24 IST (12:54 UTC), and the explosions continued until 18:35, during the after-work rush hour.