Related Clues:

• Calcium hydroxide, for one
• Potassium hydroxide solution
• Caustic liquid
• Freshness
• Stuff in soap
• Caustic soda
• Deep-cleaning soap ingredient
• Litmus tester
• Clog remover
• Strong alkaline
• Caustic compound
• Mineral salt found in arid soil
• Burn cause
• Its pH is more than 7
• Cleaning solution