Related Clues:

• Hydrochloric and others
• Acetic and nitric
• Chem-lab liquids
• Corrosive fluids
• Compounds in vinegar and car batteries
• Aminos, e.g.
• Whiskey holders
• Base neutralizers
• They turn litmus paper red
• Fatty __
• Lab flask contents, perhaps
• Etchers' fluids
• Formic and folic
• Tummy upsetters
• Etching supplies