A gel is a semi-solid substance that can have properties ranging from soft and weak to hard and hard. A gel is a colloidal system in which the dispersed phase is a liquid and the dispersing medium is a solid. For example, when hot gelatin is cooled, it turns into a semi-solid mass which is a gel. Jelly, jams, curds, butter, shoe polish, etc.Hair wax is a dense styling product that contains wax and is used to help maintain hair. Unlike hair gel, which mainly contains alcohol, hair wax remains elastic and is less likely to dry out. Traditionally, pomade is a type of hair wax that also adds shine to hair.