Chennai, May 15 -- More than 20 people were hospitalised after they complained of nausea and dizziness following a blast at an Effluent Treatment Plant (ET) at a dyeing unit in the Sipcot Industrial Estate in Cuddalore district of Tamil Nadu on Thursday.

Police sources said the blast at Loyal Super Fabrics, a textile unit operating within the Sipcot Industrial Complex, led to the release of approximately 600,000 liters of chemical-laden water, which inundated nearby residential areas, causing significant health issues among the local population.

The explosion took place during routine operations at the dyeing facility.

The sudden blast resulted in the rupture of a large chemical storage tanker, releasing a substantial volume of contamin...