I used septic and darkroom for 15 years. No problem, I had a ample system. Archival washers use a lot of water.
I used septic and darkroom for 15 years. No problem, I had a ample system. Archival washers use a lot of water.
Although we all should learn and practice mindful steps to mitigate environmental impact, bear in mind most papers and publications were written from studies of medium to large scale photo lab output, well beyond the small lab output typical of users here...
But heavy metal byproducts are the most serious offenders, and great care should be applied to their disposal...
Most common B/W chems are weaker versions of common household cleaners in use of all households...
Contacting a local, state or county agencies should offer advice of disposal issues...
Steve K
Neil,
You may find this article and others listed in the bibliography somewhat helpful: https://cinestillfilm.com/pages/photo-waste-management
Based on ~ 30 years of work in the field of environmental protection, I believe the best and final answer to your question may ultimately come down to comparing analytical results for representative samples of your effluents with standards or other guidance adopted by OR.
N. Riley
http://normanrileyphotography.com
Norman, I'm blown away by your photographs. Some of the best I've ever seen. Great website.
I certainly was not expecting that, Ben. Your kind remark made my day. Thank you.
Norm
N. Riley
http://normanrileyphotography.com
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