This document defines key fluid properties and concepts such as density, pressure, viscosity, and provides examples of calculating various fluid properties from given values. Specifically: - It defines properties like density, specific weight, specific gravity, viscosity, and types of pressure like atmospheric, gauge and absolute. - It gives examples of calculating pressure, density, specific weight, specific gravity, viscosity from values like volume, mass, pressure readings. - Questions calculate properties for various fluids including oil, water, air, based on given volume, mass, pressure, viscosity. Properties calculated include density, specific weight, specific volume, relative density.