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PFAS
PFAS (per- and polyfluorinated alkyl substances) are a group of persistent chemical compounds that are used in many everyday products such as water-repellent clothing, non-stick cookware and food packaging. These substances are controversial due to their extreme stability in the environment and in the human body.
Decomposition of the adhesive
Adhesive degradation refers to the process by which the adhesive loses its adhesive properties due to aging, chemicals, moisture, or heat.
Bond strength
Bond strength is the sum of all the forces that hold a bond together. These are all adhesion and cohesion forces that describe the bonding of all layers that may be present in a component.
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Newtonian fluid
A Newtonian fluid is a fluid that has a constant viscosity independent of the shear rate or shear force applied.