Because of the extensive area represented by the body's skin, the latter is subjected to a variety of traumas. In certain cases of skin loss in which immediate replacement is impossible, or in other cases, while epithelialization is occuring, the use of a substitute for temporary covering becomes important.

     Up until the present time, the ideal substitute for skin had not been discovered. It should exhibit properties relating to adhesion, elasticity, and permeability to water vapor, serve as a bacterial barrier,^1,3 and be nontoxic, nonantigenic, antiseptic, easy to apply and remove, inexpensive, and endowed with durability.³

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