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We use glycerin for our bubbles . . . and sometimes a bit of corn syrup .
. . with no plumbing problems to speak of.
Best,
Lori Ann
--
Lori Ann M. Terjesen, Ph.D.
Director of Education
Childrenšs Science Center
Office Hours: M-R, 9:00 a.m.-12:30 p.m.; 2:00 p.m.-6:00 p.m.
(703) 439-4009
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www.TheChildrensScienceCenter.org
<http://www.thechildrenssciencecenter.org/>
On 3/5/13 10:40 AM, "Daniels, Alissa" <[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.
>**************************************************************************
>***
>
>to those of you who have a large-scale bubbles exhibit:
>I'm having a bit of a debate with the Building Manager here at BCM. I'd
>like to add glycerin or a polymer to 2 of the stations in our exhibit. I
>was summarily shut down with the reason that the glycerin would cause
>even more problems with the pipes. I argued that I was talking about 1
>capful at each station (one station holds about 3 1/2 gallons, the other
>holds about 10), and at this dilution, it wouldn't really make a
>difference.
>
>so my question is...
>do you add anything to your bubble solution to give more staying power?
>if so, what is it, and does it mess with your plumbing?
>
>
>thanks all,
>Alissa
>
>~~~~~~~~~~~~~~~
>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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For information about the Association of Science-Technology Centers and the Informal Science Education Network please visit www.astc.org.
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