Clearing snow and ice from marble steps

Barbara Appelbaum <aandh [at] mindspring__com> writes

>A client of ours has asked about the problem of clearing snow and
>ice from marble steps.  She knows that salt should not be used.  Is
>it possible to apply coatings in advance that will mitigate the
>possible effects of salt, or is there something else--ash or sand,
>perhaps--that is not harmful to marble?

This might be a helpful article:

    <URL:http://www.ndt.net/
        article/art2008/papers/224Karapanagiotis.pdf>

    **** Moderator's comments: The above URL has been wrapped for
    email. There should be no newline.

Frederick Van de Walle


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                  Conservation DistList Instance 23:34
                 Distributed: Thursday, March 11, 2010
                       Message Id: cdl-23-34-008
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