Cd rewritable means that you can use the disc more than once and that the contents of the disc can be erased and rewritten verbatim cd rw discs can be rewritten a minimum cd rewritable means that you can use the disc more than once and that the contents of the disc can be erased and rewritten verbatim cd rw discs can be rewritten a minimum 1 000 times a revolutionary phase change optical recording material serl super eutectic recording layer is behind the success of verbatims cd rw disc