A na-eji ya eme ihe n'ọtụtụ ebe na ịchọ mma, plasticizer, onye ntọhapụ, stabilizer, surfactant, roba vulcanization accelerator, onye na-egbochi mmiri, onye na-egbuke egbuke, ncha ígwè, onye na-ahụ maka ịnweta mmiri na-efegharị, onye nro na ngwaahịa ọgwụ.
