The book has been designed for Engineers, Environmentalist, Technologists, process analyst and potential entrepreneurs who wish to apply adsorption technology to purify biogas. The book skilfully blends critical thinking with engineering practice to provide step by step procedure in biogas purification and characterization. Chapter 1 provides a general overview of the biogas production technology and purification while chapter 2 presents the literature review on the same subject. Techniques used for the production, purification, and characterization of the biogas were described in chapter 3. Results were discussed in chapter four while the conclusions drawn were presented in chapter five.