Ethylene Propylene Rubber-EPDM/EPM .
Ethylene propylene rubber na wan sintetik raba wit ethylene en propylene as di men monomer, akɔdin to di difrɛn kɔmpɔzishɔn fɔ di monomɛr insay di mɔlikul chen, na baynary ethylene propylene rɔba(EPM) ɛn tɛshari ethylene propylene rubber(EPDM).