Aromatherapy carrier oils can go rancid , especially if they 've been sitting there for long .
香薰油承运人可以馊,特别是如果它们早就坐在那里长久.
She also presented the jury with a box of objects from the cellar which were still contaminated with the rancid , damp smell that elisabeth had lived with for 24 years , urging them : " smell , smell those 24 years . "
No one wants to eat food fried in rancid oil , and no one wants to find particles of old oil-soaked crumbs stuck to their food , even if it is safe to consume .