Employ a standard ink sequence to prevent unnecessary press cleaning. Apply a spray to the fountain solution to prevent drying and fill fountain only enough for a particular run. Dedicate a press operation for hazardous inks to help segregate waste materials. Substitute developers with ones having less or no isopropyl alcohol. Use all purpose solvents in place of solvents dedicated for particular uses.
Spot apply solvent rather than pouring.
Uses silverless processing plates to prevent silver halide contaminated fountain baths. If local companies cannot take your waste consider listing it on the Canadian Waste Exchange. Use waste paper in office as packing, internal memos, or scrap paper for notes. Become aware of possible recyclers in your area for all your waste including paper, cardboard, aluminum plates, and solvents. Contact your supplier if you are unsure of how to dispose of the waste material they supply.