Educational materials that allow you to efficiently learn the key points for passing the exam. - Title: Sanitation Manager (Type 1 & 2) 1-Month Passing Technique, 2nd Edition - Publisher: Natume-sha - Content: Educational materials for learning about labor physiology and knowledge of the human body and environment - Features: Packed with devices for efficiently learning the key points for passing the exam - Edition: 2nd Edition Thank you for viewing.