Crossword puzzle clue "byproducts of tight shoes"

CORN, to preserve with salt

ACETONE, the simplest of the ketones; any ketone

AROMA, a distinctive fragrance

BRAN, to soak in water mixed with the outer coat of cereals

CIDER, an alcoholic drink made from the fermented juice of apples, also CYDER

waste or rejected parts, esp. of a carcase