What's up with this product?
http://cgi.ebay.com/ws/eBayISAPI.dll...tegory=20 757

"With the CO2 Liquid for auction here there is no hassel all you need to do
is place one ampule in the aquarium for each 15-20 gallons of water, remove
it after 2 days and it will continue to work for the next 2 weeks. This
whole process takes no more than 5 minutes and is absolutely fool proof."

--
Toni
http://www.cearbhaill.com/aquarium.htm