Background: Oral health is an integral part of general health which not only depends on the environment in which an individual dwells but also the one in which he/she works. Exposure to various harmful substances in acid battery factory e.g. lead, sulphuric acid, affects various organ systems in the body with tissues of the oral cavity being no exception. Aim: The aim of this study is to assess the oral health status among production line workers of battery factories in Kanpur