This document provides a laboratory manual for use by secondary level students in performing consumer-oriented laboratory experiments. Each experiment includes an introductory question outlining the purpose of the investigation, a detailed discussion, detailed procedures, questions to be answered upon completing the experiment, and information for further investigations. Topics investigated include: suntan lotions, photography, crystals, anti-freeze, fireproofing clothes, household cleaners, vinegar, antacid tablets, detergents, paints, aspirin, food, milk, coffee, and butter. (SL)