ISEN-ASTC-L is a service of the Association of Science-Technology Centers Incorporated, a worldwide network of science museums and related institutions. ***************************************************************************** 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 [log in to unmask] | 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 >~~~~~~~~~~~~~~~ > > > >*********************************************************************** >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 >http://www.lsoft.com/LISTSERV-powered.html. > >To remove your e-mail address from the ISEN-ASTC-L list, send the >message SIGNOFF ISEN-ASTC-L in the BODY of a message to >[log in to unmask] *********************************************************************** 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 http://www.lsoft.com/LISTSERV-powered.html. To remove your e-mail address from the ISEN-ASTC-L list, send the message SIGNOFF ISEN-ASTC-L in the BODY of a message to [log in to unmask]