... edge3. Core lock-locks in roll Usage For cooking, Freezing, Wrapping,Storing:1. lining Baking Pans-------For easy clean-up2. Freezing ... grill; Puncture vent openings4. Catching Oven Spills-------Small sheet of foil on rack below baking pan catches spills5. Lining Cookie Sheets ... America, Northern Europe, Oceania, South Asia, Southeast Asia, Western Europe Aluminum foil