| British thermal unit (thermochemical) | Cubic feet of atmosphere |
|---|---|
| 1 BTUth | 0.36747119524107 cu ft atm |
| 2 BTUth | 0.73494239048214 cu ft atm |
| 3 BTUth | 1.1024135857232 cu ft atm |
| 4 BTUth | 1.4698847809643 cu ft atm |
| 5 BTUth | 1.8373559762054 cu ft atm |
| 6 BTUth | 2.2048271714464 cu ft atm |
| 7 BTUth | 2.5722983666875 cu ft atm |
| 8 BTUth | 2.9397695619286 cu ft atm |
| 9 BTUth | 3.3072407571696 cu ft atm |
| 10 BTUth | 3.6747119524107 cu ft atm |
| British thermal unit (thermochemical) | Cubic feet of atmosphere |
|---|---|
| 15 BTUth | 5.5120679286161 cu ft atm |
| 20 BTUth | 7.3494239048214 cu ft atm |
| 30 BTUth | 11.024135857232 cu ft atm |
| 40 BTUth | 14.698847809643 cu ft atm |
| 50 BTUth | 18.373559762054 cu ft atm |
| 60 BTUth | 22.048271714464 cu ft atm |
| 70 BTUth | 25.722983666875 cu ft atm |
| 80 BTUth | 29.397695619286 cu ft atm |
| 90 BTUth | 33.072407571696 cu ft atm |
| 100 BTUth | 36.747119524107 cu ft atm |
| British thermal unit (thermochemical) | Cubic feet of atmosphere |
|---|---|
| 500 BTUth | 183.73559762054 cu ft atm |
| 1000 BTUth | 367.47119524107 cu ft atm |
| 1500 BTUth | 551.20679286161 cu ft atm |
| 10000 BTUth | 3674.7119524107 cu ft atm |
| 50000 BTUth | 18373.559762054 cu ft atm |
| 100000 BTUth | 36747.119524107 cu ft atm |
| 500000 BTUth | 183735.59762054 cu ft atm |
| 1000000 BTUth | 367471.19524107 cu ft atm |
| 5000000 BTUth | 1837355.9762054 cu ft atm |
| 10000000 BTUth | 3674711.9524107 cu ft atm |