Getting ketchup out of the bottle isn’t always easy. However, shaking the bottle before trying to pour allows the thick, gooey ketchup to flow more freely because it becomes more fluid when agitated.

This article explores viscosity terms and definitions, unraveling the intricacies of fluid behavior. Absolute Viscosity - The force required for a liquid to overcome its internal friction and commence ...

Rheological testing refers to the measuring of the deformation of matter under the influence of imposed stress and analyzing the internal response of materials to forces. This article describes the ...

(Nanowerk News) Getting ketchup out of the bottle isn’t always easy. However, shaking the bottle before trying to pour allows the thick, gooey ketchup to flow more freely because it becomes more fluid ...