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Re: [APD] DIY CO2 recipe for 20 gal tank?

Rachel Sandage wrote:

>  One other thing about the cool ladder is that it lets you see how much
> faster CO2 dissolves into water than regular air. When you first refill it,
> there is air in the canister, which is pushed out as CO2 is formed. CO2
> bubbles almost completely dissolve before they reach the top of the ladder,
> but the air bubbles arely dissolve at all.
>  And how cool is it to watch the bubbles shrink?

That's the system I use.

I've got 2 of the bottles linked together onto one ladder.
Personally I didn't find the bubbles shrank that much actually.
I'll have to look at them more closely.

Stuart Halliday
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