[modeleng] Re: Pickle
- From: "Charles & Dorothy Brumbelow" <cbrumbelow@xxxxxxxxxxx>
- To: <modeleng@xxxxxxxxxxxxx>
- Date: Tue, 5 Oct 2004 20:10:07 -0500
In the states a friend owned and operated an aluminum finishing job shop for
years. The main requirement for dumping most old liquids into the city
sewer system was adequate dilution. Charles
----- Original Message -----
From: "alanjstepney" <alan@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx>
To: <modeleng@xxxxxxxxxxxxx>
Sent: Tuesday, October 05, 2004 2:11 PM
Subject: [modeleng] Re: Pickle
>I am probably going to upset everyone, but I would dilute it as much as
> possible, then pour it on to the ground in a corner of your garden.
>
> Copper is not unknown in garden chemicals, and the copper sulphate would
> certainly get rid of any peach curl virus that happens to be there!
>
> Dissolved metals? If there is any iron content, your hydrangeas will
> produce
> blue flowers, and if it is copper, they will produce a blueish-pink.
> What it will do to other plants is... an interesting experiment??????
>
> Unless you have a stream running through your garden, by the time it
> reaches
> the water table, it will be so well filtered that nothing will be there
> except water.
>
> alan@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
>
> www.alanstepney.info
> Model Engineering, Steam Engine, and Railway technical pages.
>
>
>
>
> ----- Original Message -----
> From: "Ron Head" <ron.head@xxxxxxxxxxxxx>
> To: <modeleng@xxxxxxxxxxxxx>
> Sent: Monday, October 04, 2004 11:12 PM
>
> Hi chaps
>
> In my workshop I have a spent tank of sulphuric acid - it contains so much
> dissolved copper that it is probably mostly copper sulphate now. Does
> anyone
> know of a safe/legal way to dispose of it? Could I mix an alkali with it
> to
> neutralise it, and if so would it be safe to tip down the drain? I expect
> this might still be taboo on account of the dissolved metal. Any ideas
> anyone?
>
> Regards
>
> Ron Head
> Oxford
>
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