| British thermal unit (International Table) | calories (mean) |
|---|---|
| 1 BTUIT | 251.80210419521 calmean |
| 2 BTUIT | 503.60420839041 calmean |
| 3 BTUIT | 755.40631258562 calmean |
| 4 BTUIT | 1007.2084167808 calmean |
| 5 BTUIT | 1259.010520976 calmean |
| 6 BTUIT | 1510.8126251712 calmean |
| 7 BTUIT | 1762.6147293664 calmean |
| 8 BTUIT | 2014.4168335617 calmean |
| 9 BTUIT | 2266.2189377569 calmean |
| 10 BTUIT | 2518.0210419521 calmean |
| British thermal unit (International Table) | calories (mean) |
|---|---|
| 15 BTUIT | 3777.0315629281 calmean |
| 20 BTUIT | 5036.0420839041 calmean |
| 30 BTUIT | 7554.0631258562 calmean |
| 40 BTUIT | 10072.084167808 calmean |
| 50 BTUIT | 12590.10520976 calmean |
| 60 BTUIT | 15108.126251712 calmean |
| 70 BTUIT | 17626.147293664 calmean |
| 80 BTUIT | 20144.168335617 calmean |
| 90 BTUIT | 22662.189377569 calmean |
| 100 BTUIT | 25180.210419521 calmean |
| British thermal unit (International Table) | calories (mean) |
|---|---|
| 500 BTUIT | 125901.0520976 calmean |
| 1000 BTUIT | 251802.10419521 calmean |
| 1500 BTUIT | 377703.15629281 calmean |
| 10000 BTUIT | 2518021.0419521 calmean |
| 50000 BTUIT | 12590105.20976 calmean |
| 100000 BTUIT | 25180210.419521 calmean |
| 500000 BTUIT | 125901052.0976 calmean |
| 1000000 BTUIT | 251802104.19521 calmean |
| 5000000 BTUIT | 1259010520.976 calmean |
| 10000000 BTUIT | 2518021041.9521 calmean |