You could dry it with a towel, I suppose. A little water is not going to hurt styrofoam much, so you could also just let it dry on its own.
It wasnt, it was invented after the 1990's
Uses of EPS foamPackagingEPS is used widely as a packaging medium for a variety of products. Its exceptional shock absorbing characteristics make it ideal for the storage and transport of fragile and...
Brittle, poor chemical resistance especially to organics. Susceptible to UV degradation. Flammable
Dissolve foam in xylene to desired thickness. Let stand until fine bubbles disperse and turns clear.
Risks of Using Styrofoam Containers
Garage Door Insulation
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