Related Clues:

• Drain cleaner ingredient
• Caustic stuff
• Caustic chemical
• Soap-making compound
• Oven-cleaning chemical
• Acid's opposite
• Potassium hydroxide is one
• Basic stuff
• Caustic agent
• Soapmaking need
• Soap-making ingredient
• High-pH stuff
• Basic cleaner
• Caustic cleaner
• Soap substance