- Silver may be found in significant concentrations in fixer solution. Silver is a toxic contaminant that can disturb the biological action of a sewage treatment plant and harm aquatic life such as fish and other organisms.
- Some fixer solutions are corrosive and can burn skin and eyes.
- Some individuals are allergic to sulphites in photoprocessing solutions.
- Protect eyes from splashes and skin from direct contact.
- Store solutions in plastic buckets or bottles. Keep containers tightly closed when not in use.
- Clearly label containers with the contents.
- Store materials in a secure area that is locked and out of reach of children.
- Keep dark room ventilated when using photographic chemicals.
- Photographic waste liquids should NOT be poured down the drain if connected to a septic system.
- In sewered areas, developer and rinse solutions may be poured down the drain.
- Some local photo processing businesses may accept silver bearing fixer waste for recycling and management.
- Take spent fixer solutions to a hazardous household waste collection or commercial hazardous waste facility.
- Check an online search engine such as Google or Bing for private companies in Massachusetts that provide photographic waste recovery services.