This book describes determination of bulk density, true density, porosity, angle of repose and influence of lubricants on angle of repos. Determination of viscosity by Ostwald's viscometer, Determination of sedimentation volume with effect of different suspending agent, Determination of sedimentation volume with effect of different concentration of single suspending agent, Determination of viscosity of semisolid by using Brookfield viscometer, Determination of reaction rate constant first order. Determination of reaction rate constant second order, Accelerated stability studies.