Mid Facelift. updated. As people age and their skin loses elasticity and tone, the cheeks and eyelids tend to sag, creating a tired or haggard look. Mid facelift is a plastic surgery procedure that restores a smooth, youthful look to the lower eyelids and cheeks.
Electrically conductive adhesive. An electrically conductive adhesive is a glue that is primarily used for electronics. The electric conductivity is caused by a component that makes ca. 80% of the total mass of an electrically conductive adhesive.
The simplest answer that I can give to the question is that pressure-sensitive adhesives (which are polymers) are 'tacky' or 'sticky' because they are essentially very high viscosity liquids that also have some elastic characteristics--in technical terms, they are 'viscoelastic.'