Cov yam ntxwv ntawm EPS raw khoom

Cov khoom siv, kev tiv thaiv ib puag ncig muaj qhov zoo, biodegradable, yuav tsis ua kom muaj kuab paug, yoog raws, muaj zog tiv thaiv kev ua tau zoo. Hauv kev siv tiag, khoov ntawm daim ntawv phaj yog ntau heev thiab nws tsis yooj yim kom tawg. Cov ntaub ntawv ua npuas yog tam sim no tau siv ntau hauv kev lag luam, tshwj xeeb hauv kev ntim khoom thiab kev lag luam tsheb. Tsis tas li ntawd, cov khoom lag luam cov khoom lag luam thiab kev tsim kho cov ntaub ntawv kev lag luam kuj tseem siv cov ntaub ntawv, tab sis qhov kev siv ntawm kev siv yog txawv. Hauv kev ua lag luam, muaj ntau cov ntaub ntawv.