A TOUCH OF CLASS

Credit: LA Times Crossword

Sylvia Bursztyn and Barry Tunick

The five clue words below can each be preceded by a different, but related word.

PEARL

GLASS

SUGAR

COTTON

PRODUCT

HINT:

The title is a clue.

Answers:

Cultured pearl

Tempered glass

Refined sugar

Polished cotton

Finished product