Medical waste management is an imperative environmental and public safety issue, due to its infectious and hazardous character that can cause undesirable effects to both human and environment. The main aim of the study was to investigation the medical waste management practices located in the north part hospitals in Malaysia. The northern part includes (Penang, Kedah, Perlis and Perak States) and most of the hospitals within these states either public or private hospitals were targeted. A questionnaire survey was mainly used for gathering information concerning different medical waste...