{TAIL ~ 3 Methyl 2 butanol} can be readily separated from 1 butanol by {HEAD ~ azeotropic distillation} 
{ TAIL ~ 3 Methyl 2 butanol } can be readily separated from 1 butanol by { HEAD ~ azeotropic distillation }
TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD