Related Clues:
- Drano ingredient
- Candle matter
- Caustic soap stuff
- NaOH
- Strong solution of sodium
- Soapmaker's supply
- Cause of some skin burns
- Alkaline soap ingredient
- Grammas' _____ soap
- Stuff used to cure green olives
- Cleaning chemical
- Caustic drain opener
- Sodium hydroxide, familiarly
- Strong sodium solution
- Strong cleaning solution