Related Clues:

• Rotter (anag.)
• Answer sharply still
• Still concerned with a wrong
• Engineers getting wrong sort of answer
• Answer: 'What shall I use for distillation?'
• Sharp answer rebuffed revolutionary sign of hesitation
• Sharp reply regarding wrong
• Witty answer
• Right clue finally leading to wrong answer
• Come back about wrong requiring legal action?
• Engineers wrong to answer back
• Snap chemical equipment
• Caustic counter
• Sally that assists in the laboratory
• Sally's vessel used in distilling