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Re: NFC: light bulbs and tannins

Re: carbon

can honestly say I havenot used any in probably 25
years, have bred literally hundreds of species
including SA soft acid  water to marine fish and
corals.Actually didnt 'breed' the corals but
reproduced them from cuttings. Anyhow
I have had excellent results without it. Frequent
water changes are far better, and a lot cheaper.
--- Wright Huntley <huntley1 at home_com> wrote:
> mdb6850 at tamug_tamu.edu wrote:
> > 
> > I see a recommendation of using charcoal for
> clearing up water.
> > Can your ordinary backyard barbecue briquettes be
> used as filter
> > carbon? Should they be crumbled first and what are
> the opinions
> > on application in saltwater tanks?
> > Matt
> No. They will not do anything like what activated
> carbon will do, and the
> *kind* of activated carbon ("charcoal") can be
> critical. The chips sold in
> the LFS tend to be pretty worthless. Finely
> granulated inserts, in a
> high-pressure cylinder is usually best. You still
> may need very very slow
> trickle feed to remove difficult compounds like
> chloramine. Time of contact
> and surface area are both critical. The other
> critical factor is that the
> surface was fully cleaned and depleted before you
> start.
> BBQ briquets contain clay binders and other stuff
> that's likely to not be
> good for your tank. Cloud city, would be my first
> guess.
> Water changes do much better at clearing water than
> carbon filters, in most
> cases. LFS charcoal can barely clear up simple dyes,
> like methylene blue,
> and do little else to the water.
> Wright
> -- 
> Wright Huntley, Fremont CA, USA, 510 494-8679 
> huntleyone at home dot com
>         Quit bashing Microsoft. They do very good
> things. They
>           hire the handicapped -- for example, utter
> morons
>                  to compose all error messages.
>               *** http://www.libertarian.org/ ***

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