Barmer, March 13 -- Three workers were killed on Friday afternoon after inhaling toxic gas while cleaning a sludge tank at a private textile factory in the third phase of the RIICO (Rajasthan State Industrial Development & Investment Corporation Limited) industrial area in Rajasthan's Balotra, police said.

According to preliminary information, the incident occurred around 12.30 pm at Lalji Wala Mills while workers were cleaning a sludge tank used for industrial waste. Three workers entered the tank, where toxic gas reportedly accumulated, causing them to fall unconscious.

Police have identified the deceased as Gumana Ram (30), Shravan Lal (25), and Vishambhar Das (54).

Fellow workers, who noticed that the three men had collapsed inside...