Use a sturdy spoon under the cap and pry upward
Use a lighter under the cap edge and lift it off
Use the edge of a countertop or table to pop the cap
Use a key to lever the cap upward
Use another bottle cap as a lever
Use pliers to twist and remove the cap
Use scissors with one blade under the cap edge to pry it open
Use a belt buckle to lift the cap
Use a metal utensil handle to pry the cap
Use a door latch or similar hard edge to pop the cap off