Related Clues:

• Soft-drink buy
• Smallish weight measurement
• Soda purchase
• Prevention amount?
• Slightest bit
• Shot-glass quantity
• Fluid measure
• Cubic decimeter
• Squirt unit (5)
• Metric quart, approximately
• It's a little over 61 cubic inches
• Sixteenth of a pound
• Bit of prevention?
• Measure of prevention or strength?
• 1/16 of a pound