Clue | Source | Date |
---|---|---|
Condition drawn up and settled, transformed trial in practice (5-4) | ||
Examination not under laboratory conditions | The Telegraph General Knowledge | 21 Jul 2019 |
Left diets (anag.); scientific trial | The Telegraph Quick | 01 Apr 2017 |
On-site trial | ||
Put a sample through its paces | ||
Survey a sample | ||
Practical experiment |