yu kood assume oil & gas hav same density so volume raesheo is same as wate raesheo
kar gas hav spesifik density=0.73722
kar oil vary from 0.88 tu 0.94=heveeer than gas
if assume 0.9, then (density oil) / (desity gas)=1.2208025
1.2208*25=30.52
volume oil=(1 gal gas) / 30.52=0.0327653 gal