Aims to enforce health and safety at work legislation and ensures that the risks to peoples health and safety from various work activities are properly controlled.  The Employment Medical Advisory Service (EMAS) investigates cases of occupational ill health and provides advice to occupational health specialists.  Responsible for enforcing the law in mainly industrial premises, including manufacturing and engineering factories, agricultural premises, mines, building sites, schools, hospitals, fairgrounds, docks and chemical plants, local authority and Government buildings, including Health Service properties.  Covers South Yorkshire, East Yorkshire, North Lincolnshire, West Lincolnshire and Hull.