This document provides an introduction to a course on chemical process industries. The course aims to familiarize students with raw materials, processes, and equipment used in selected chemical product industries. The objectives are for students to develop process flow diagrams using standard symbols, and understand processes for industries like petroleum refining, glass, cement, acids, oils/fats, soaps, paints, and sugar. Upon completing the course, students should be able to identify process equipment, comprehend diagrams, determine raw material needs, and evaluate process conditions for common industries. The course contents cover flow sheet symbols, water treatment, refining processes, and manufacturing processes for various products. Recommended textbooks are also provided.