Ludhiana gas leak leads to 11 deaths: What are neurotoxins and how do they affect humans?
While the inquiry for the cause of the leak is on, it is suspected that the gas may have emanated from a partially open manhole in the thickly-populated locality and spread to the shops and houses nearby.
Charan Kamal Sandeep Goyal Surabhi Malik Vitull Kumar Gupta Hydrogen Sulphide National Disaster Response Force
Source: indianexpress.com