Degradation of VHS Tapes

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    Date: 5 Nov 98
    From: Antonio Gorni <agorni [at] iron__com__br>

    At least here in Brazil some VHS video-tapes eventually present
    the formation of a white powder over its surface. Apparently it
    is some kind of mould. The tapes became useless and must be
    cleaned.

    Does anybody know the cause of this phenomenon and how it can be
    avoided?

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                  Conservation DistList Instance 12:46
                 Distributed: Monday, November 23, 1998
                       Message Id: cdl-12-46-020
                                  ***