| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | fallopian tube | United States | Fallopian tubes are commonly discussed in biology and reproductive health education. | 1 |
| 2 | test tube | United States | Used in scientific experiments and laboratories | 1 |
| 3 | tube | US | The London Underground, also known as the Tube, is a vital part of transportation in London and is used by millions of people daily. | 1 |
| 4 | tube | US | Tube amplifiers are highly valued in audio equipment and are sought after by audiophiles for their warm and natural sound quality. | 1 |