Analysis of 8 Frequently Asked Questions about Styrofoam

1. the styrofoam cannot be punched out first look at the styrofoammaterial tankwhetherhas for solidification, shake the can body with your hands. if it can be shaken, it means it is not solidified and it can be punched. if it can be shaken‘smoving but unable to hit or unable to finish, there may betonext question：a.gluegun…