When it comes in contact with acetone, the polystyrene chains fall apart.
Styrofoam (or blown polystyrene) will readily collapse on contact with acetone as the acetone reacts to break down the crosslinks that form the structure. You need to form a barrier and I'd suggest you keep it simple. If it's simple shapes then cladding with aluminium foil will definitely work.
Safety Precautions
Prolonged inhalation of acetone vapor is potentially toxic and should be avoided as should prolonged skin contact. Gloves must be worn if handling the polystyrene-acetone mixture. Do not ingest any components of this activity.
My shop has slimes in stock! Mixing styrofoam into slime!! Styrofoam reacts with acetone and melts into this viscous liquid.
Styrofoam dissolves in acetone in a similar way to how sugar dissolves in water. It is a physical rather than a chemical reaction. The air in the foam leaves, and because Styrofoam consists mainly of air, when it dissolves in acetone it completely loses its structure.
Break up four or five Styrofoam cups and put them in your blender. Add about a tablespoon of water and use the pulse button on your blender to break up the pieces into small bits. Put ½ cup of hot water in a mixing bowl and then mix in 2 tablespoons of Borax powder. Keep mixing until the Borax dissolves.
One problem that may occur upon removing the polish that has clung to the nails for so long is the superficial layers of cells can also come away from the polish. These cells are the keratin within the nail. This is when rough, white patches can appear.
I tried to dissolve a piece of polystyrene (styrofoam) in isopropyl alcohol. It doesn't dissolve in it. My answer is it can never dissolve polystyrene.
Acetone does not "melt plastic". Acetone dissolves or is dissolved by many plastics, but hardly all of them. All you have to do is choose a plastic which does not dissolve with acetone. Many plastics dissolve in water, too, but plastic water bottles still exist because even more plastics do not dissolve in water.
Acetone is a good solvent for many plastics and some synthetic fibers. It is used for thinning polyester resin, cleaning tools used with it, and dissolving two-part epoxies and superglue before they harden. It is used as one of the volatile components of some paints and varnishes.
If you're bonding large surfaces – for example, polystyrene foam boards for insulation – use a specialized adhesive like Loctite PL 300 Foamboard Adhesive. This easy-to-use adhesive can be applied to foam boards with a caulking gun.
Polystyrene does not break apart into its styrene monomers easily so you still have polystyrene dissolved in the acetone. You cannot pour acetone down the drain, so if you cannot safely burn the mixture, you should vent and let the acetone evaporate. Then dispose of the remainder as you would any polystyrene.
FLAMMABLE LIQUID. Use dry chemical, CO2, water spray or alcohol- resistant foam as extinguishing agents.
Vinegar, vegetable, and olive oil are natural products that easily dissolve uncured spray foam residue. As with chemical solvents like acetone, apply vinegar and let it sit on the foam residue for a few minutes. This helps soften the foam. Then, gently remove the foam without damaging the surface using a scraper.
Styrofoam is an insulator, making it very poor at conducting heat. Heat can't pass on through to the water, so the Styrofoam disintegrates. Now go ahead and bet a friend or family member that you can boil water in a Styrofoam cup.
Remember that likes dissolve likes. Acetone is a relatively non-polar solvent (as compared to water, which is highly polar), and Styrofoam is made from polystyrene and foam. Due to their similar polarities, acetone can dissolve the carbon-hydrogen bonds of Styrofoam.
Putting styrofoam into acetone is dramatic – a huge chunk melts away to nothing in seconds. Putting styrofoam into orange oil is less dramatic, but I could still see the styrofoam disappear quite quickly. About 4 tablespoons of acetone dissolved about 45 grams of styrofoam.
Nail fungus is a common infection of the nail. It begins as a white or yellow-brown spot under the tip of your fingernail or toenail. As the fungal infection goes deeper, the nail may discolor, thicken and crumble at the edge. Nail fungus can affect several nails.
Do toenails need to breathe? This isn't exactly true. Toenails don't get any nutrients or oxygen from the air; they get it from your bloodstream.
Prescription medications, laser treatments, or surgical removal offer the best chance of permanently killing toenail fungus.
Floam, AKA fluffy slime, is a type of slime made with water, craft glue, liquid starch, and food coloring with polystyrene foam beads added. The term floam, like the concoction, is a combination of foam and slime.