He Methane Coal Gas, he Hau Maori ranei

Ko te mewaro he ahua o te hau maori, he mea tito te nuinga o nga alkanes, tae atu ki te mewaro, ewaro, propane, me te butane, ko te mewaro te waahanga nui.

He rereke, ko te waro he wahie hau he ranunga o nga matū mura, ko te waro haukura te mea tuatahi.