Related Clues:

• Sharp-tongued
• Battery liquid
• Caustic cleaner
• Soap substance
• It makes soap strong
• Amino attachment
• Type of test
• Ingredient in some cakes
• Corrosive stuff
• Etcher's fluid
• It was dropped in the '60s
• Vitriolic
• Soap stuff
• Another name for 30-Down
• Like some wit