Crossword Clue:

UNCE an ounce a unit of weight

AnswerCrossword Clue
CARATA unit of weight
TONWeight unit for a bridge
TONWeight unit on a bridge sign
DEKAGRAMAbout a third of an ounce
PINGPONGBALLPiece of sporting equipment that weighs a tenth of an ounce
ULSTERLocation of an A. E. F. unit.
HERTZPhysicist who's an eponym of a frequency unit