In a lamination, they provide printability, transparent or matte appearance, or slip properties
Korea Ginseng and Tobacco Research Institute, Taejon (Korea R.), Volume 8, Issue 1
Lennon took his new purchase to coachbuilders Mulliner to have it repainted white, with all white carpeting and upholstery - much to Mulliner's dismay
Deep Clean Tip: Once a week (or every few days if you are a heavy user), let your chamber cool down completely, detach it, and submerge it in a small glass of 90+% isopropyl alcohol for 20-30 minutes to dissolve any residue hiding in the airpath
All the tobacco dust & scraps from inside the unit and any excess from the chamber fall onto the towels which I shake out into the trash every few days (the towels themselves last for weeks)