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#7
11-09-2011, 12:15 AM
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co2
that is exactly how i made co2 when i tried to grow macro algae,.from the bottle of yeast water,put an airtube with a stone to the bottom of the hatchery.you can use ordinary tap water for this.you should use an airstone as it will disburse the co2 better.if you cant find any i have a bunch here
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