glassine tape is a water soluble adhesive on a paper carrier. it comes off easily with methyl cellulose - a derivative of the plant fiber cellulose that, when mixed with water, creates a gel. it allows moisture to be applied in a controlled way without completely saturating the paper.
glassine tape removal with methylcellulose
paper tape removal (again, water soluble adhesive on a paper carrier, just thicker than the glassine paper carrier):