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.
Alpha hydroxy acid (AHA) peels use glycolic acid as the peeling ingredient and these are considered superficial to medium peels depending on the concentration utilized. Typically the concentrations range from 30% to 70%.