Caoutchouc | Article about caoutchouc by The Free …
caoutchouc (kou`cho͝ok), natural rubber rubber, any solid substance that upon vulcanization becomes elastic; the term includes natural rubber (caoutchouc) and synthetic rubber. The term elastomer is sometimes used to designate synthetic rubber only and is sometimes extended to include caoutchouc as well..... Click the link for more information.
