Related Clues:

• Petro purchase measure
• Metric quart
• Actress Barbara (with 30-Across)
• Carafe size, perhaps
• Soda bottle size
• Sound unit
• About a quarter of a cord
• ___ Paese (cheese)
• Wine measure
• Pepsi bottle amount
• Bottle size
• -- canto
• Soda pop purchase
• 'Up the Down Staircase' novelist Kaufman
• Ann Patchett novel '___ Canto'