IDUKKI: An old man died after accidentally consuming alcohol mixed with battery water. The deceased is At Moolamattom native MN Mohan (62). He died yesterday morning while undergoing treatment at Kottayam Medical College. The incident took place on Friday afternoon when he was drinking alcohol after having lunch during house construction work at Thoppramkudi. He felt uneasy after consuming alcohol. Following this, Mohanan was rushed to a private hospital in Murikassery. He was later shifted to the Kottayam Medical College. He died yesterday morning. The Murikkassery police have registered a case of unnatural death in the incident.