Membrane thickness is on the order of that of plastic wrap. "Spotting" involves placing a sample directly onto an agarose gel or plastic wrap. It is sometimes also used as an ingredient in PVC-based plastic wrap. The most important role plastic wrap plays in food packaging is protection and preservation. They are often packaged in plastic wrap or wax paper. When he attacks Hayley, she asphyxiates him with plastic wrap. Water sensitive objects are masked in plastic wrap to avoid getting wet. Beeswax wrap is a reusable and sustainable alternative to plastic wrap and single-use plastic. The dental dam or the plastic wrap are effective protection means whenever anilingus is performed. Plastic wrap is sometimes used to cover a tray of food. Also in the truck is the plastic wrap used to dispose of Randi's body.