There are many ways in which forces can be manipulated. It is often easier to work with a large, complicated system of forces by reducing it to an ever decreasing number of smaller problems. This is called the resolution of forces or force systems.
- To deprive of anything exceptionable; as, to geld a book, or a story; to expurgate.
For other uses, see Gel (disambiguation) . An upturned vial of hair gel. A gel (coined by 19th-century Scottish chemist Thomas Graham, by clipping from gelatine) is a solid, jelly-like material that can have properties ranging from soft and weak to hard and tough.ote 3: Corrected from ref., where the definition is via the property identified in Note 1 (above) rather than of the structural characteristics that describe a gel. Hydrogel: Gel in which the swelling agent is water.