Many people use wainscoting and beadboard interchangeably, so the terms can be confusing. Here's the difference: Wainscoting is a kind of wood paneling used for centuries as both decorative accents, insulation and to prevent (and cover up) water damage on walls.
When used at 40 percent strength, glycolic peels improve the appearance of fine lines, wrinkles, acne, sun damage and age spots. Considered a superficial peel, 40 percent glycolic peels treat the outer layer of skin, and the results last for up to one month, notes Mayo Clinic.
How Long Should Glycolic Acid Be Left on the Skin During a Treatment? I get glycolic acid peels every month. The acid is left on my skin for maybe 30 seconds. The last peel I got (70% glycolic acid) was left on my skin for maybe 10 seconds. I read that the acid is normally applied to the skin for about 10 minutes.