WHAT IS COMIC PRESSING AND CLEANING?
Pressing: can remove mirror flaws or defects such as dents, bends, rippling due to moisture, non-color break stress. Spine rolls. Pressing uses heat, pressure, and humidification when it is beneficial to the book to remove these issues.
Cleaning: Removes dirt, grime, and some surface staining. Foxing, ink, or water stains can not be cleaned.