Telangana Factory Blast | 32 Killed, Many Critical, 27 Still Missing Sigachi Industries Blast Telangana Chemical Factory Blast: A massive explosion had rocked Sigachi Industries Limited's pharmaceutical factory at Pashamylaram industrial area in Sangareddy district, about 50 km from Hyderabad, on Monday morning.. The number of deaths in the explosion in a pharmaceutical unit at Pashamylaram near Hyderabad rose sharply to 32 on Tuesday, with about 15 injured succumbing at hospitals overnight