Assertion: damaged parchment | /r/HasProperty | weak to support a mend
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Source sentences:
text: The new adhesive-coated tissues and transparent membranes have proved to be especially useful for the repair of extremely deteriorated mold-damaged parchment that is adversely affected by liquid adhesives and is too weak to support a mend made with new parchment or heavier types of paper.20 Conservators have prepared these particular repair materials using Japanese tissue and goldbeater's skin and a variety of adhesives including methyl cellulose, hydroxypropylcellulose or Klucel, a mixture of acrylic resins and isinglass.