Here's one link from Ms. Randall:
http://www.thekrib.com/Plants/CO2/school-co2.html
----- Original Message -----
From: "geoff" <gkimber2_at_earthlink.net>
>
> Even easier, I would think would be just to use a yeast reactor. It would
> certainly take up less room than all the plastic bags.
/-----------------------------------------------------------------------------
/"Unless stated otherwise, comments made on this list do not necessarily
/ reflect the beliefs or goals of the North American Native Fishes
/ Association"
/ This is the discussion list of the North American Native Fishes Association
/ nanfa_at_aquaria.net. To subscribe, unsubscribe, or get help, send the word
/ subscribe, unsubscribe, or help in the body (not subject) of an email to
/ nanfa-request_at_aquaria.net. For a digest version, send the command to
/ nanfa-digest-request_at_aquaria.net instead.
/ For more information about NANFA, visit our web page, http://www.nanfa.org