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I've had good luck with Karo syrup instead of glycerin for bubbles and it is a lot cheaper.
Joe Lounge
Durango Discovery Museum
________________________________
From: Charles Carlson <[log in to unmask]>
To: [log in to unmask]
Sent: Tuesday, October 18, 2011 2:01 PM
Subject: Re: glycerin part II
ISEN-ASTC-L is a service of the Association of Science-Technology Centers
Incorporated, a worldwide network of science museums and related institutions.
*****************************************************************************
The MSDS on Glycerol, or glycerine is your best source of information. Flushing pure glycerine down the drain is probably not a good idea, mixing it with water creates a highly biodegradable mixture however. Wikipedia also has useful info.
C
On Oct 18, 2011, at 12:51 PM, Daniels, Alissa wrote:
> ISEN-ASTC-L is a service of the Association of Science-Technology Centers
> Incorporated, a worldwide network of science museums and related institutions.
> *****************************************************************************
>
> thanks for the suggestions so far.
>
> my next question is really from my facilities manager who wants to know if it has any negative effects on your drain system.
>
>
> many thanks!
> AD
>
> ~~~~~~~~~~~~~~~
> Alissa Daniels, Science Program Manager
> Boston Children's Museum
> 617 426 6500 .342
> "The most exciting phrase to hear in science, the one that heralds new discoveries, is not "Eureka!" (I found it!) but "That's funny..." " --Isaac Asimov
> ~~~~~~~~~~~~~~~
>
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Charles Carlson
Senior Scientist
exploratorium
3601 Lyon St.
San Francisco, CA 94123
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http://blogs.exploratorium.edu/whyintercept/
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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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