1. Tsis muaj kev puas tsuaj nyob rau hauv ib txwm siv: Polystyrene nws tus kheej tsis yog - tshuaj lom thiab tsis tso cov tshuaj phem nyob rau hauv ib txwm muaj.
2. Tso cov pa phem rau ntawm qhov kub thiab txias: combustion lossis cua sov tuaj yeem tso cov pa phem xws li styrene, uas yuav ua rau muaj tshuaj lom.
3. Khoom noj khoom haus kev pheej hmoo: siab- cov zaub mov kub yuav ua rau polystyrene tableware tso cov teeb meem.
4. Ib puag ncig muaj kuab paug thiab muaj kev phom sij rau kev ua haujlwm: Nws tsis yooj yim degraded thiab pollutes ib puag ncig; ntev -kev ua haujlwm ntev yuav cuam tshuam rau cov neeg ua haujlwm noj qab haus huv.