Phallo e kholo ea likhomphutha e ama lifofane hohle United States hoseng hona ho baka tieho ho phatlalla le naha, haholoholo West Coast.
Se bakileng ho tsoa ha eona ke bothata ba IT bo tsoang ho mokonteraka oa kantle. Lifofane li ea ho rakonteraka enoa ea kantle ho fumana lepheo le tekano hantle ho netefatsa hore tsohle ho tloha mojaro ho ea ho bapalami li leka-lekane hantle pele li tloha.
Ha sistimi ena e theoha, ba amehileng haholo e ne e le Southwest Airlines, leha ho le joalo bajari ba libaka ba sebetsang bakeng sa United, Delta le American Airlines le tsona li ile tsa ameha.
Ho tima ho ile ha nka metsotso e ka bang 40, empa litlamorao li tla tsoela pele ho putlama letsatsi lohle, hobane lifofane tse ngata li ile tsa lieha, tsa koala sistimi.
