Please choose the correct ending to complete the given sentence: Health: [header] How to create a smoke filled bubble [title] Gather your supplies. [step] For this type of smoke bubble you'll need a few more supplies, but you won't jeopardize your lungs with this one. You will need the following : [substeps] Dry ice hammer dish soap or bubble liquid graduated cylinder or a similar container heavy rubber gloves [title] Prep your container.

Ending1: [step] Remember to sand the container with sea salt, an 80-grit sandpaper, and a weak salt of the right type. You will also need sand to prevent the bubble from splitting. Ending2: [step] Get ready for this project using an ice maker fitted with a steam sprayer. Make sure the container you use has glass or stainless steel layers. Ending3: [step] Before you start making the bubble, you need to prepare your container to customize your bubble like shape and size. Throw away any other objects that have been used as a filler. Ending4: [step] Fill whatever container you decide to use with warm water. Add enough water to reach just below the halfway mark on your container.

Answer format: ending1/ending2/ending3/ending4