denotes the dynamic shear on the model, n would be the flow sample index, dimensionless; and K would be the regularity aspect of the drilling fluid, Pa·sn. Full losses also called whole losses, in this sort of mud losses, no matter what drilling fluid is pumped its being lost https://vertechs21.wixsite.com/vertechs21/post/the-unseen-engine-how-advanced-drilling-fluids-and-smart-additives-are-reshaping-energy-exploration