▁Micro dist ill ers ▁often ▁experiment ▁with ▁new ▁techniques ▁to ▁produce ▁new ▁flav ors . ▁Tony ▁Con igli aro ▁uses ▁a ▁rot av ap ▁( i . e . ▁glass ware ▁not ▁co pper ▁pot ) ▁on ▁a ▁small ▁scale ▁to ▁produce ▁dist illed ▁spirits ▁which ▁change ▁from ▁day ▁to ▁day ▁in ▁his ▁bar , ▁and ▁Ian ▁Hart ▁uses ▁vac u um ▁equipment ▁to ▁conduct ▁dist ill ation ▁at ▁much ▁reduced ▁temper atures , ▁resulting ▁in ▁less ▁cook ed ▁a rom at ics . ▁ ▁U . S . ▁reg ulation ▁The ▁U . S . ▁Government ▁regul ates ▁dist iller ies ▁to ▁a ▁high ▁degree ▁and ▁currently ▁does ▁not ▁distinguish ▁its ▁treatment ▁of ▁dist iller ies ▁in ▁terms ▁of ▁size . ▁This ▁string ent ▁reg ulation ▁has ▁prevent ed ▁micro dist illing ▁from ▁developing ▁as ▁rapidly ▁as ▁micro bre wing ▁which ▁enjo ys ▁relatively ▁more ▁relax ed ▁government ▁control . ▁A ▁number ▁of ▁states , ▁such ▁as ▁California , ▁Illinois , ▁ ▁Indiana , ▁Iowa , ▁Kansas , ▁Michigan , ▁Ut ah , ▁Washington , ▁and ▁Wisconsin ▁have ▁passed ▁legisl ation ▁reducing ▁the ▁string ent ▁reg ulations ▁for ▁small ▁dist iller ies ▁that ▁were ▁a ▁hold over ▁from ▁prohib ition . ▁The ▁Bureau ▁of ▁Al co hol , ▁Tob acco , ▁and ▁Fire ar ms ▁( B AT F ) ▁and ▁the ▁Al co hol ▁and ▁Tob acco ▁Tax ▁and ▁Trade ▁Bureau ▁( TT B ) ▁are ▁responsible ▁for ▁enfor cing ▁Federal ▁stat utes ▁as ▁they ▁apply ▁to ▁all ▁manufact ur ers