Putanga 1: Ka āhei te Ethenone ki te whakakotahi i a ia anō. Ko te whakapā ki te waikura hauwai ka arahi ki te tauhohenga pupuhi. Ka taea e ia te hanga i tētahi ranunga pupuhi ki te hau. Putanga 2: Ka āhei te Ethenone ki te polymerize āta, te whakapā ki te waikawa hāora ka arahi ki te tauhohenga pahū, ā, ka taea te hanga ki te hau he ranunga pahū. Pātai: He ōrite te tikanga o te rerenga 1 me te rerenga 2? He Ae, he Kore rānei?
Āe, āe