Through adsorption by {HEAD ~ the fine carbon particles} in the second adsorption chamber and {TAIL ~ the first adsorption chamber} , volatilized gasoline is not able to enter the atmosphere 
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Through adsorption by { HEAD ~ the fine carbon particles } in the second adsorption chamber and { TAIL ~ the first adsorption chamber } , volatilized gasoline is not able to enter the atmosphere
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH