Thoroughly revised and updated with the latest research developments, CHEMISTRY IN FOCUS: A MOLECULAR VIEW OF OUR WORLD, 4e, International Edition develops students' appreciation for the molecular world and stresses the fundamental role it plays in their daily lives. The text helps students understand the major scientific, technological, and environmental issues affecting society by clearly identifying and explaining connections between the molecular world and microscopic worlduas well as between principles and applications. Renowned for his student-friendly approach, Dr. Tro helps readers understand the importance and relevance of chemistry to their world. The text's comprehensive coverage includes unique chapters on Nanotech, Light/Color, and more. Innovative study aids maximize learning.