Small scale photo developers can containerize process baths and use glass marbles to bring the liquid level to the brim each time the liquid is used. Using personal computers with commercial publishing capabilities allows the user to set up and edit jobs before going to print. Materials, time and waste are reduced from draft to final product. Plate Processing Replace metal etching processes, with the associated hazardous chemical solutions and heavy metals, wherever possible. Presensitized lithographic - some solutions resulting from these plates can be discharged to the industrial sewer with written authorization or permit from the sanitation district.
Water based solutions are currently available and widely used.
The plates can be sold to an aluminum recycler. Plastic or photopolymer - generally these are processed with a water based solution containing little or no hazardous waste. In addition, hot metal can be remelted or sold to a recycler. Many clients would use less hazardous products if given the choice, provided that product quality is not compromised. Inform clients of specific inks that are recyclable or are not hazardous and provide samples illustrating finished products.