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  • 1.  Cleaning Bat Guano From Musical Instruments

    Posted 01-10-2025 16:36
    Edited by Robin Bauer Kilgo 01-10-2025 16:36

    Hello everyone,

    My museum is looking to try and clean mostly brass musical instruments that have been stored long-term in a historic building that has had a bat infestation. The building is no longer infested and the guano has been removed, but we want to know how to go about cleaning the instruments and cases to ensure they are safe for staff to handle and be exposed to, and for use in future exhibitions. Some of the instruments are stored in cases - some modern plastic, some cardboard, and some historic wooden cases - and some instruments were stored in polyethylene bags. Any recommendations or recorces for cleaning these?

    Many thanks!  



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    Sarah Cohen
    Collections Manager & Registrar
    National Music Museum
    Vermillion, SD
    United States
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  • 2.  RE: Cleaning Bat Guano From Musical Instruments

    Posted 01-13-2025 10:40

    Hi Sarah!

    I passed along your question to the AIHA's Biological and Microbiological Working Group and the Museum and Cultural Heritage Industry Working Groups to see if anyone has experience with bat guano remediation and/or PPE selection. Looks like most government agencies recommend a bleach disinfection at least



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    Jessica Ricchio
    North & Northwest Program Leader Workforce Health and Safety
    McHenry
    United States
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  • 3.  RE: Cleaning Bat Guano From Musical Instruments

    Posted 01-15-2025 11:39

    Hi Sarah!

    Here's a response from Kathy Makos :)

    Jessica: I ran this by a family member who is a professional trombonist and familiar with the restrictions on collection care. He said that most brass instrument cleanings involve either strong acids to chemically clean or sonic cleaning. He noted that there were several instrument repair stores in the Vermillion SD area and he would be surprised if the National Music Museum would not already have a professional relationship with one of them. They should look for someone with an academic certificate as an Instrument Repair Technician and vet their cleaning protocols against their conservation protocols. Although it seems that strong acids/sonic cleaning would kill the biohazards they describe, the next step to be sure would be to call their county public health office and check.

    Pass this along and hope this helps!

    Kathy  

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    Kathryn Makos MPH, CIH
    Rockville MD



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    Jessica Ricchio
    North & Northwest Program Leader Workforce Health and Safety
    McHenry
    United States
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