Use viscometers to measure the viscosity of various fluids including adhesives, paints, lubricating oils, varnishes, pastes, gels, syrups, and candy coatings.
Newtonian Fluid: Viscosity remains constant with a change in shear rate. Examples include water and paint solvents.
Non-Newtonian Fluid: Viscosity varies with a change in shear rate. Examples include catsup, batters, and inks.
Absolute Viscosity: Viscosity of a Newtonian fluid under given conditions.
Apparent Viscosity: Viscosity of a non-Newtonian fluid under given conditions.
Kinematic Viscosity: Absolute viscosity/density.
Poise: Unit of absolute viscosity; abbreviated "p". Equivalent to stoke x specific gravity. A centipoise is 0.01 p.
Stoke: Unit of kinematic viscosity; abbreviated "St". A centistoke is 0.01 St.