The probe study by the method adept committee, which probed the blast astatine Sigachi Industries successful Pashamylaram connected June 30, squarely blamed the institution absorption for the mishap that killed 54 people.
In its unreserved to heighten production, the absorption employed untrained manpower, neglected attraction of the machinery adjacent portion moving it overtime, and disregarded the required information measures, which each reflected gross negligence starring to the explosion, the study said.
Though the study was submitted to the authorities successful September, it has not been publically shared nor has immoderate enactment been initiated against the institution management.
The committee traced the root of the detonation to the sealing machine, and not the spray dryer arsenic thought earlier. The occurrence indispensable person been initiated by the accidental burning of the treble layered LDPE (Low Density Polyethylene) bags during the sealing operation, and the immense vigor frankincense generated burnt the outer HDPE (High Density Polyethylene) bag, the study said. This generated inactive much vigor starring to fire.
The packing country lodging the sealing instrumentality was a confined and congested area, with acceptable availability of particulate unreality from the finished product, Microcrystalline Cellulose (MCC), which aided the ignition starring to immense ‘overpressure wave’, the study noted. The vigor lone got exacerbated owed to burning of implicit 17 metric tonnes of MCC pulverization lying successful the vicinity.
In April 2025, a caller Glass Lined Reactor of 5 kL capableness was commissioned astatine the facility, pursuing which the accumulation has accrued from 5-5.5 tonnes per displacement to an mean 6.5 tonnes per displacement by June 2025. There was summation successful manpower intake too, which accrued the density of workers astatine the facility.
In the pursuit of accrued production, wholly novice, untrained and uneducated workers were made to run the highly hazardous sealing machine, the study said.
Delving into the lapses by the management, it noted that the civilian operation of the plant, designed, constructed and commissioned arsenic per the accumulation readying successful 1994, was utilized to accommodate a batch much dense machinery for 30 years, with nary summation of caller civilian structures.
“Alteration successful the aforesaid civilian operation was done galore times for replacing the aged exertion with caller exertion equipment.. Additionally, captious aspects of information specified arsenic capable training, proviso of PPEs, behaviour of information audits, availability of firefighting facilities, and regular mock drills were recovered to beryllium severely lacking successful this industry,” the study said.
The adept committee chaired by B.V.Rao, Former Emeritus Scientist, CSIR-IICT, made recommendations towards yearly hazard investigation by competent idiosyncratic for Orange and Red class industries, detonation proofing of electrical appliances and fittings successful the particulate atmosphere, installation of particulate extractors/collectors and standards enforced for particulate detonation control.
Chief idiosyncratic from CSIR-IICT T. Prathap Kumar, Scientist (retired) from CSIR-CLRI, Chennai, M. Surianarayanan, Senior Principal Scientist, CSIR-NCL, Pune, Santosh Ghuge and Fire and Explosion Forensics adept Nilesh Ukunde were different members successful the committee.

6 months ago
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