Likamore tsa rona tse bonolo tsa mofuta oa ho robala li etelletsa pele ho phomola le ho hlaphoheloa ho tebileng. Moralo oa "capsule" o rapameng o khothalletsa ho phomola 'meleng oohle, o etsa hore e be e phethahetseng bakeng sa kalafo ea boroko le ho hlaphoheloa kamora ho ikoetlisa lapeng. Li na le lifensetere tse kholo tsa ho kena le tsa ho shebella, likamore tsena li theha tikoloho e khutsitseng, e kang ea koko e thusang basebelisi ho eketsa melemo ea ho thibela botsofali le ho imolla mokhathala ea oksijene e feteletseng.