âº [ C ] a word or expression that was first used in the US but is now used by people in other countries, especially those where English is spoken:  1 O.K. is an Americanism now used all over the world. 2  He was an immigrant who made it in America; Americanism was his religion.
YUPO is a synthetic paper which is ideal for working with alcohol inks. One of my most favorite surfaces to paint on is YUPO. YUPO is a synthetic paper made from plastic pellets and because of its slick surface, it is ideal for use with alcohol inks. The inks seem to move freely when applied to the YUPO surface.
When water colours are used on paper surface they can tear the surface, but alcohol inks do not harm the paper surface. Alcohol inks are waterproof and cannot be washed away. Alcohol inks can never be used with rubber stamps as they tend to dry the rubber stamp effect. Rubbing alcohol can be used to blend such colours.