India, Jan. 25 -- A major fire broke out at a chemical manufacturing unit in Navi Mumbai's Pawane MIDC on Saturday and spread to four industrial units. Authorities said no injuries or fatalities were reported.

The blaze erupted around 11:45 am at BetaChem Chemicals, located at Plot W-177 in the Pawane-Mahape MIDC zone. Officials said highly inflammable chemicals fuelled the fire, which quickly intensified and spread to neighbouring units, including Raigad Chemicals and two units of National Rubber. Several loud blasts were heard in the early stages of the incident, believed to be chemical drums bursting due to intense heat.

Thick plumes of black smoke rose over the Trans-Thane Creek industrial belt and were visible from several kilometr...