ISEN-ASTC-L is a service of the Association of Science-Technology Centers
Incorporated, a worldwide network of science museums and related institutions.
*****************************************************************************

Thanks to David and Kim for the warning about potentially pathenogenic
critters growing in cultures in petri dishes.

I've always just double bagged the results and thrown them away,  
possibly
leaving a wake of sick trash collectors behind.

I love this list serve!

Fred


On Mar 6, 2008, at 12:40 PM, Kim Collison wrote:

> ISEN-ASTC-L is a service of the Association of Science-Technology  
> Centers
> Incorporated, a worldwide network of science museums and related  
> institutions.
> ********************************************************************** 
> *******
>
>> ISEN-ASTC-L is a service of the Association of Science-Technology  
>> Centers
>> Incorporated, a worldwide network of science museums and related
>> institutions.
>>
>> ********************************************************************* 
>> ********
>>
>> .
>> You can let them grow in a dry, dark place (like a desk drawer) a
>> room temp for about a week and should get wonderfully nasty results!
>>
>
> Just be aware that some of those nasty results could be pathogenic  
> and need
> to be handled accordingly. At the very least, you need a way to  
> kill the
> microbes before disposal
>
>
> My 11-year-old daughter just finished her science fair project  
> using similar culture techniques (she was testing the antimicrobial  
> effectiveness of UV light).  She decided to construct an  
> "incubator" using a cardboard box (nice and dark), a desk lamp  
> shining on the box for the heat source and a small dish of water to  
> keep the incubator environment moist-ish.  This set up allowed her  
> to achieve a 10 degree Celsius increase over room temp.  We got  
> fantastic growth within 48 hours. We disposed of the dishes by  
> pouring a 10% bleach solution over the agar and letting it sit for  
> 30 minutes or so before throwing the plates away.
>
> Good luck!
>
>
> Kimberly Collison
> Health and Life Sciences Coordinator
> 417-862-9910 x709
>
> Discovery Center of Springfield
> 438 E St Louis Street
> Springfield MO  65806
> www.discoverycenter.org
>
> ********************************************************************** 
> *
> 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]