What is rheology?

"Everything Flows..."
by Greek philosopher Heraclitus of Ephesus (536–470 BCE)

In simple explanation...
  • the study of deformation and flow...But?? When the external force is applied.
  • Rheology is the study of the flow of materials that behave in an interesting or unusual manner. Oil and water flow in familiar, normal ways, whereas mayonnaise, peanut butter, chocolate, bread dough, and Silly Putty flow in complex and unusual ways. In rheology, we study the flows of unusual materials.



Consistency of different food product...
  • Elasticity (Springiness)
  • Viscosity (Thickness, Lack of slipperiness)