[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [APD] sand

>>yes sand does not interact with H2O. Would not be a lot of beaches.
>Since when?
>Sand is mostly calcium carbonate, ie the dead shells of invertebrate animals. Course it dissolves in water! It is what gives water GH and KH. :)

Pool sand is not sea sand IMHO. Sea sand is almost 1/3 shells by my experience and makes the water very alkaline within a week.


Aquatic-Plants mailing list
Aquatic-Plants at actwin_com