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Re: Aquatic Plants Digest V4 #436

In a message dated 7/27/00 1:51:17 AM Mountain Daylight Time, 
Aquatic-Plants-Owner at actwin_com writes:

> But...don't these salts, especially the road de-icer, contain lots of
>  impurities?  That's what I've always heard, although I must admit, I don't
>  know whether those "impurities" would harm fish.

Careful- Some de-icers are sodium hydroxide.  Impurities in other non-table 
salts are the kind of salts that occur in salt water.

Bob Dixon