: Some photographers use "Old Brown" (used and oxidized lith developer) to "seed" a fresh batch, which helps stabilize the development process and produces more predictable "mature" tones.
In traditional photography, "maturing" can also refer to the process, where a developer is intentionally allowed to "age" or oxidize to achieve specific high-contrast and colorful results. mature over
Submerge the paper in a tray of the liquid for 3–10 minutes depending on the desired darkness. : Some photographers use "Old Brown" (used and
: Rip the edges unevenly rather than using scissors to mimic natural wear. mature over