Did you know hat when you cough the stream of air leaving your lungs can reach a speed of 160 kilometres per hour?
| Author | Macdonald Orbis |
| Publisher | Macdonald Orbis |
| Year of publication | 1993 |
| Number of pages | 26 |
| Language | English |
| Format | Hardback |
| ISBN-10 | 748939105 |
| ISBN-13 | 9780748939107 |
| Illustrator | Macdonald Orbis |
| Series | How My Body Works |
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