ISEN-ASTC-L is a service of the Association of Science-Technology Centers
Incorporated, a worldwide network of science museums and related institutions.
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The problem with corn product (or rice, for that matter) is vermin. It's easier to clean up non-organic materials. Sand always works.
Beryl
Sent from my iPhone
On Jun 29, 2012, at 8:29 AM, Dan MacDonald <[log in to unmask]> wrote:
> ISEN-ASTC-L is a service of the Association of Science-Technology Centers
> Incorporated, a worldwide network of science museums and related institutions.
> *****************************************************************************
>
> Hi Kim,
> We ran into this situation for many years in Boston. We started with
> walnut shells until visitors commented about allergies. Signs only seem to
> heighten the problem. We then switched to apricot pits, but we couldn't be
> guaranteed that they were apricots and not walnuts. We then switched to an
> artificial mulch, but that left a black rubber mess everywhere. We finally
> switched to ground up corn cobs that are non-allergenic and that solved a
> lot of problems. This product is available through sand blasting companies
> as well as certain pet supply companies. Good Luck.
>
> Dan MacDonald
>
>
>
> On 6/28/12 2:19 PM, "Kim Hunter" <[log in to unmask]> wrote:
>
>> ISEN-ASTC-L is a service of the Association of Science-Technology Centers
>> Incorporated, a worldwide network of science museums and related
>> institutions.
>> **************************************************************************
>> ***
>>
>> As many museums and science centers have done, we have been using walnut
>> shells in our fossil dig pits. However, it has come to our attention
>> that there could be issues regarding walnut shell allergies. Has anyone
>> encountered any issues using walnut shells? If so, did you discontinue
>> using them - what did you replace with? Or did you continue to use
>> them and posted signs warning of possible reactions?
>>
>>
>>
>> --Kim
>>
>>
>>
>> Kim Hunter
>>
>> Senior Director, Exhibit Development
>>
>> Orlando Science Center
>>
>> 407/514-2061
>>
>> [log in to unmask]
>>
>>
>>
>> Inspire Science Learning for Life
>>
>>
>>
>>
>> ***********************************************************************
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>>
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> ***********************************************************************
> For information about the Association of Science-Technology Centers and the Informal Science Education Network please visit www.astc.org.
>
> Check out the latest case studies and reviews on ExhibitFiles at www.exhibitfiles.org.
>
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For information about the Association of Science-Technology Centers and the Informal Science Education Network please visit www.astc.org.
Check out the latest case studies and reviews on ExhibitFiles at www.exhibitfiles.org.
The ISEN-ASTC-L email list is powered by LISTSERVR software from L-Soft. To learn more, visit
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