food can be a source of an odor
aroma is smell. cheese_often has pungent_smell sour_odor is tangible_thing. all_food_one_eats has taste odor is sensory_information. cheese has strong_odor water has no_flavor_or_odor odor_level is sensory_information. scent is smell. school_lunches is sources_of_extremely_foul_odors.