[pure-silver] Re: Rollei Retro 100 Curl Problems /wine
- From: Laurence Cuffe <cuffe@xxxxxxx>
- To: pure-silver@xxxxxxxxxxxxx
- Date: Sat, 28 Feb 2009 09:47:33 -0500
On Saturday, February 28, 2009, at 07:45AM, "Nicholas O. Lindan"
<nolindan@xxxxxxxxxxxxx> wrote:
>"Richard Knoppow" <dickburk@xxxxxxxxxxxxx>
>
>> I usually add some alcohol to Photo-Flo. Use the
>> Photo-Flo at half strength (about 2.5ml per liter of
>> solution) and add about 30ml of 70% isopropyl rubbing alcohol
>> per liter.
>
>You mentioned this some time ago, and following your advice
>I have been using this technique for several years.
>
>My variation is to make a 10% solution of photo-flo to
>alcohol and use it at 1:40. This makes measuring easy
>as I don't have to measure out small volumes nor am I
>dealing with a viscous liquid.
>
>I pour out a bit of the alcohol from a 16oz bottle of
>isopropyl, add 50ml [1.6oz] of photo-flo and bring the
>volume back to 16oz with the reserved alcohol. I keep
>the stock in the bottle the alcohol came in, attaching
>a new label.
>
>> The alcohol makes a sort of super wetting agent
>> of the Photo-Flo.
>
>It certainly does. You wouldn't think such a small
>amount of alcohol would have such a large effect.
>But a 10% alcohol content in wine will cause it to
>tear in the glass.
>
>--
>Nicholas O. Lindan
I take it from the last figure that you are either drinking fine german
riesling, or gave up drinking some time ago when avge alcohol contents were
significantly lower.
All the best
Larry Cuffe
>Cleveland Engineering Design, LLC
>Cleveland, Ohio 44121
>
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- » [pure-silver] Re: Rollei Retro 100 Curl Problems /wine - Laurence Cuffe
