ISEN-ASTC-L Archives

Informal Science Education Network

ISEN-ASTC-L@COMMUNITY.LSOFT.COM
Options: Use Forum View

Use Monospaced Font
Show Text Part by Default
Show All Mail Headers

Message: [<< First] [< Prev] [Next >] [Last >>]
Topic: [<< First] [< Prev] [Next >] [Last >>]
Author: [<< First] [< Prev] [Next >] [Last >>]

Print Reply
Subject:
Re: Stream Tables
From:
Charles Carlson <[log in to unmask]>
Reply To:
Informal Science Education Network <[log in to unmask]>
Date:
Fri, 17 Oct 2008 14:26:32 -0700
Content-Type:
text/plain
Parts/Attachments:
text/plain (226 lines) 
ISEN-ASTC-L is a service of the Association of Science-Technology Centers
Incorporated, a worldwide network of science museums and related institutions.
*****************************************************************************

It is possible to get a filter material that will remove it.  There  
are some aquarium filters base upon using diatomaceous earth as the  
filter material.
C
On Oct 17, 2008, at 1:05 PM, Samia, Cory wrote:

> ISEN-ASTC-L is a service of the Association of Science-Technology  
> Centers
> Incorporated, a worldwide network of science museums and related  
> institutions.
> *****************************************************************************
>
> We used chicken grit #2, a medium sized grit that can be easily  
> blocked
> with screens from getting into the pump. It still showed landforms and
> was a great color. We buy it at feed stores. Has anyone had trouble
> keeping diatomaceous earth out of pumps?
>
> Cory Samia
> Water Resources Education Center
> Vancouver, Washington
> 360 487 7112
>
>
> -----Original Message-----
> From: Informal Science Education Network
> [mailto:[log in to unmask]] On Behalf Of Donna Claiborne
> Sent: Friday, October 17, 2008 12:54 PM
> To: [log in to unmask]
> Subject: Re: Stream Tables
>
> ISEN-ASTC-L is a service of the Association of Science-Technology
> Centers
> Incorporated, a worldwide network of science museums and related
> institutions.
> ************************************************************************
> *****
>
>
> Thank you. I'll look into it.
>
> Donna
>
> On 10/17/08 3:32 PM, "Fournier, Kathy" <[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.
> ************************************************************************
> *****
>
> I have used diatomaceous earth in the past and really liked the  
> results.
>
> Kathy Fournier
> Director of Science Education
> McWane Science Center
> 200 19th Street North
> Birmingham, AL 35209
> 205-714-8254
> [log in to unmask]
>
>
>
>
>
>
>
> -----Original Message-----
> From: Informal Science Education Network
> [mailto:[log in to unmask]] On Behalf Of Donna Claiborne
> Sent: Friday, October 17, 2008 2:18 PM
> To: [log in to unmask]
> Subject: Stream Tables
>
> ISEN-ASTC-L is a service of the Association of Science-Technology
> Centers
> Incorporated, a worldwide network of science museums and related
> institutions.
> ************************************************************************
> *****
>
> Hello,
>
> We are working on a new stream table and are wondering what medium you
> found to be most useful; walnut shells, sand, or something? What are  
> the
> advantages and disadvantages of each.
>
> What method do you use to resurface /re-level the material on the  
> table?
> Do you have an automatic system that flushes the table ever so often  
> or
> are you not concerned with leveling it?
>
> Thank you,
>
> Donna
>
> -
> Donna Claiborne
> Exhibit Project Manager
> [log in to unmask]
>
> Franklin Institute
> 222 N. 20th Street
> Philadelphia, PA 19103
>
> 215.448.2370 (P)
> 215.448. 1188 (F)
>
>
>
> ***********************************************************************
> 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]
>
>
> -
> Donna Claiborne
> Exhibit Project Manager
> [log in to unmask]
>
> Franklin Institute
> 222 N. 20th Street
> Philadelphia, PA 19103
>
> 215.448.2370 (P)
> 215.448. 1188 (F)
>
>
>
> ***********************************************************************
> 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]

Charles Carlson
Senior Scientist
exploratorium
3601 Lyon St.
San Francisco, CA 94123
[log in to unmask]
Tel:   415-561-0319
Fax:  415-561-0370







***********************************************************************
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]

ATOM RSS1 RSS2