ACaliforniafamilydrivesacarthatcouldhelpprotecttheenvironment．
WhenJonandSandygotothestoreortotheirdaughters’soccergamestheydriveinhigh-techstyle．Theydrivea$1millionfuel-cell-poweredcar．Itmaybetheworld’smostexpensivecarandoneofthemostenvironmentallyfriendlycars．
TheFCXisthefirstfuel-cell-poweredcartobeusedbyafamilyanywhereintheworld．TheFCXuseshydrogenandoxygenforfuel．
Carmakershavebeenworkingtodevelopvehiclesthatarebetterfortheenvironment．Theyaredevelopingcarsthatusefuelotherthangasoline．
Whatisfueltechnology?
Fuelcelltechnologyworksbychangingthechemicalshydrogenandoxygenintowater．Thisprocessproduceselectricityandwatervaporwhichcomesoutoftheexhaustpipe．Mostcarsreleasedangerousgasessuchascarbonmonoxide(一氧化碳)andcarbondioxide．Manyscientistssaythesegasesaremajorcontributorstoglobalwarming．
“TheFCXisdrivenjustlikeanyothervehicleontheroadbutwithoutthegaseswhichpollutetheenvironment”scientistssay．
Fuelcelltechnologyhasbeenaroundsincethe1800sbutscientistshaveyetbeentoperfectit．Theysayitmaytakeyearsbeforethetechnologyisreadyforwidespreaduse．
Creatingenvironmentallyfriendlycars
Anotherearth-friendlycarisalreadyonthemarket．Hybridcarsusebothgasolineandanelectricmotor．Theyarebecomingmorepopularwithcustomersbecausetheycutpollutionandimprovefuelefficiency．
(1)
A．
Itmaybethemostexpensivecarintheworld．
B．
Itisoneofthemostenvironmentallyfriendlycars．
C．
Itreleasesdangerousgasestopollutetheair．
D．
Ituseshydrogenandoxygenforfuelotherthangasoline．