- Abrasive (humour)
- Acrid
- Acrimonious
- Bitter type of soda
- Corrosive
- Corrosive agent, ... soda
- Ordering cactus, I got cutting
- Corrosive.
- Anything that corrodes.
- A UK crime unit exposes tart
- Battery fluid
- Biting into tart
- Bitter
- Burning liquid
- Chemical substance
- Conclusive (test)