Related Clues:

• Vinegar, for one
• A corrosive
• Etcher's material
• Low-pH chemical
• Soap chemical
• Tripper's drug
• Soap maker's need
• You'll trip if you drop it
• Hydrochloric, e.g.
• Harsh cleanser
• Strong alkaline solution
• Hydroxide solution
• Soap component
• What lawn liming reduces
• Drano component