On Wed, 3 Jul 2002, William Robb wrote:
> 
> What you called uprating is one of my pet peeves. The generic
> term is actually "pushing" the film, and it causes a loss of
> shadow detail and an increase in contrast. If you are shooting
> in very flat light, it is not so bad, but often, the environment
> that pushed film finds itself being used in is high contrast
> stuff, such as night street photography.

aah! Now I can see. If I uprate/push a 400 ASA B/W film to 1600 ASA, shall 
I be able to see grains appearing in the negetive/4 inch by 6 inch 
sized prints? I have never tried it, so I don't know.

> I would use the developer once and discard it, on general
> principles. Stay with the rule of thumb (for D-76, anyway) which
> is minimum 100ml of stock solution per roll of film, and discard
> after use.
> 
> William Robb

Yep! I won't do any kind of jugglery this time which may end to ruined 
negetives. 

Thanks for your advice.

With kind regards,
Ayash.
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