No, no Lava Rocks, or Madame Pele will wreak havoc on your institution. Very bad 
luck.
 
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________________________________
From: Barbara Hass <[log in to unmask]>
To: [log in to unmask]
Sent: Thu, October 14, 2010 8:18:46 AM
Subject: Re: [MUSEUM-L] Charcoal types for historic house museums

how about lava rocks?
these are sold in bags for gas grills and they look like chunk coal 
Pictured on this web site
http://www.gasproductscompany.com/gas-products/lava-rock-20-lb.html
 
found by diligent searching using the terms
fake charcoal gas grills
 
Barbara Hass, retired librarian
 
In a message dated 10/13/2010 5:37:54 P.M. Mountain Daylight Time,  
[log in to unmask] writes:
Hello          All,
> 
>I work at an          1891 historic house farmstead with original coal burning 
>fireplaces and          stove. However, we are not a living history museum and 
>do not use          the fireplaces or stove for demonstrations. Some staff 
>members want          to have bituminous charcoal samples in the fireplaces and 
>coal buckets          to show children what would have been appropriate. I am 
>hesitant to have          actual coal in the historic house instead 
>of reproduction for fear          of combustion, off-gassing, and dust particles 
>harming the collection. I          have found that lignite is extremely 
>volatile, but have not found          the likelihood of combustion on 
>bituminous. I would like to have          some facts or statics to show our 
>director on why we should not, or if          it is okay, should use actual 
>coal. Any thoughts or comments from          those who have dealt with a similar 
>situation would be most          appreciated.
> 
>Thank          you,
>Hillary          Kidd
>Curator of          Collections 
>Heritage Farmstead          Museum 
>Plano, Texas  
>972-422-6481          fax 
>www.heritagefarmstead.org 
>  
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