Chewing-gum stains will generally happen on trousers, dresses or skirts, as they mainly come from gums fallen on seats.
To remove the chewing gum stain, cool chewing gum with a plastic bag filled with ice or put the item of clothing directly in the freezer.
Once the stains are solid, peel off and remove residual stains with a spoon or a spatula.
If an oily stain remains, remove it with a solvent such as benzene.
You can also remove the stain by applying brown paper to the stained area and passing a hot iron over it.
Residual stains, if necessary, can be removed with benzene.
Warm white vinegar also removes chewing gum stains well.