Six factory workers died and 22 others were hospitalised after they inhaled toxic fumes leaking from a chemical tanker parked near a factory in Gujarat's Surat district early Thursday morning, officials said. <br />The workers were in the dyeing factory, located in Sachin industrial area, when the incident took place. The chemical was being illegally discharged from the tanker when a toxic gas leaked from it and spread to nearby areas, due to which 26 workers present in the dyeing and printing mill and surrounding areas fell unconscious.