Rolf Grunsky  said:

>The data area is sandwiched between two polycarbonate disks. This
>avoids  many of the problems that CDs may have. It also makes the discs
>prone to  damage from bending, the layers can separate. You can see
>this around  the centre of rental DVDs, especially with cases that
>require quite a  bit of force to remove them. The frequent removal of
>the disc result in  areas of separation around the centre. Not a
>problem if you keep the  discs in sleeves or the thin cases.

Thanks

Jim L, via eCS 1.15 version of OS/2



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