<HTML> <HEAD> <TITLE>Re: White powder</TITLE> </HEAD> <BODY BGCOLOR="#FFFFFF"> John Ross wrote: > I personally think that the container of water, in the bottom of the<B= R> > piano, during the heating season, does help maintain a higher level of= > humidity in the piano cavity. It shouldn't be allowed to run dry thoug= h. People who are told that a jar of water helps, are the hardest customers to= convince about Dampp-Chaser. They'll never be convinced that the difference= in cost of the two systems (nothing vs a few hundred bucks) can be justified. The water jar may take out the lowest dips in RH but it does little in the<= BR> way of real protection or even more so, stability. In summer here (we have = a dry one), pianos with D/C systems will go through a gallon of water every<B= R> week to 10 days, there's no way a jar of water in the bottom of the piano<B= R> can provide that sort of quantity of water vapor! Also, I've virtually never seen a jar with anything in it, customers can<BR= > never be relied on to fill often enough. > I don't consider it an old wife's tale, which is something which has n= o > merit, and is folklore. <TT> </TT>True, but I still think it's dangerous to let people think that it's e= nough... Just a couple of thoughts Cheers Mark Bolsius Bolsius Piano Services Canberra Australia ---------- </BODY> </HTML>