An introduction to air and its components, discussing its use by humans, animals, and plants, its study by scientists, and the problem of air pollution. Includes an experiment.
| hid | mid | miid | nid | wid | location_code | location | barcode | callnum | dewey | created | updated |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 3123290 | 6560791 | 1563 | 379728 | 532769 | 9 | 298 | 30009000921390 | 551.511 KAT | 551.51 | 1640729255 | 1640729255 |