This volume includes four chapters that describe the properties and characteristics of a variety of building materials. Chapter One considers the features of sol-silicate paints obtained by mixing a silica sol with sodium water glass. Chapter Two analyzes the presence of radon in various building materials. Chapter Three uses a qualitative research method to present a comprehensive typology of concrete blocks in different types of building construction. Lastly, Chapter Four examines the case of stabilized mud blocks as filler material and discusses the engineering viability and properties of such stabilized mud blocks.