A major gas leakage in a dairy costed the life of a labourer and left as many as 30 people injured in Hajipur, Bihar on Saturday. Incident took place when an ammonium cylinder in Raj Fresh Dairy of Hajipur, leaked and left many people unconscious. Dr Shyam Nandan Prasad, Civil Surgeon, Hajipur Sadar Hospital informed that the patients who came …