Police have arrested a youth from Kathmandu on the charge of attacking his wife and sister with a bottle of caustic soda. The arrested has been identified as Shiva Ramtel of Gorkha Municipality-5 currently residing in Kathmandu. Ramtel attacked his wife Sunita Ramtel with a bottle of caustic soda during a dispute between the two. Sunita sustained an injury on her head while her sister Bimala sustained injury on her eye after being burned with the liquid. Police have started an investigation into the incident by arresting the accused. The injured are undergoing treatment in Kalanki based Sahid Memorial hospital.