| Rating | Solver | Clue |
|---|---|---|
| PIPE | Tube | |
| AMPOULE | Hyperdermic tube | |
| PUMPS | Inner-tube inflaters | |
| DOWNPIPE | Rainwater tube | |
| HORNPIPE | Rainwater tube | |
| PENNE | Tube pasta | |
| DUCT | A tube | |
| STRAW | Drinking tube | |
| PIPETTE | Calibrated tube | |
| TUBED | Of Tube | |
| TUBING | Of Tube | |
| HOSED | Watered by tube | |
| VESSEL | Small blood tube | |
| MICROVIAL | Tiny blood tube | |
| CIRCLE | London Tube line | |
| CENTRAL | London Tube line | |
| DISTRICT | London Tube line | |
| RIGATONI | Fluted tube pasta | |
| EXHAUSTPIPE | Car emission tube | |
| CATHETER | Surgical drainage tube | |
| DRAINPIPE | Tube carrying run-off | |
| SNORKEL | Swimmer’s breathing tube | |
| DROPPER | A dropping tube. | |
| EXHAUST PIPE | Generator emission tube (7,4) | |
| UNDERGROUND | London’s Tube, the ... | |