Hi Joe.

17-Feb-04 14:24:00, Joe Nicholson wrote to Bob Breed



 TW>> Yuo are on Thin Ice though. the "Solvent" in the Sharpie is a
 TW>> little strong for real archives of the stuff you really don;t to
 TW>> loose.

 BB>> I've read both pro and con about the sharpie.  Most seem to feel
 BB>> it's ok an later blanks that have a added layer of protection
 BB>> -most do nowdays.   Someof the early blanks, and I suspect those
 BB>> old 'gold' ones that Fry's used to sell, have only a very thin
 BB>> layer of protection on the top and that is at risk.

 JN> Has anyone thought of putting the label on the back side and
 JN> removing all doubt about damaging the media side?

Huh?.

   CD cross-section   (not to scale)

        "label side"
     ---------------------  thin plastic
     ********************** data layer
     ---------------------
    |                     |
    |                     | thick plastic
    |                     |
    |                     |
    -----------------------
        "data side"


  the problem is that label is very close to the data and that some inks can
  leach through and damage the data layer, while adhesive labels can cause
  damage by puttting mechanical stress on the data layer.

 -=> Bye <=-

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