vi Content Organized for Successful Learning G-W Learning Companion Website Activity Icon identifies related content available on the G‑W Learning companion website. Unit Interviews introduce students to real-life professionals who have made a career related to food science. Under the Microscope: Careers in Food Science features explore careers in food science as well as information on education, training, work environment, job outlook, and income. Learning Outcomes clearly identify the knowledge and skills to be obtained when the chapter is completed. Reading Prep provides quick, easy activities to expand reading skills. Key Terms list the key terms to be learned in the chapter.