Related Clues:

• Type of tube
• Courtroom activity
• Doing the laundry, e.g.
• Beta version, e.g.
• Word with litmus or acid
• Vacuuming, e.g.
• Class struggle?
• R&D procedure
• Tryout
• Surprise quiz found in the eight longest puzzle answers
• Multiple-choice, e.g.
• Legal case
• Put out a feeler, maybe
• A piece of work
• Dusting or dishwashing