Sam Hernandez is a boy with big dreams. Some days he has visions of being a professional athlete, and other days he pictures himself as an astronaut flying across the universe. He knows whatever future he decides to pursue, though, he has to be in great shape. Through lessons taught by his parents, his friends, and health professionals, he learns how to be more physically and mentally fit to achieve the goals he has set for his life.

Comprehensive Sampling and Sample Preparation is a complete treatment of the theory and methodology of sampling in all physical phases and the theory of sample preparation for all major extraction techniques. It is the perfect starting point for researchers and students to design and implement their experiments and support those experiments with quality-reviewed background information.In its four volumes, fundamentals of sampling and sample preparation are reinforced throu...