| | | den- | tion of | of Air. |Produced.|
| | Description of | tal |Air.Cubic|Cubic Feet|Number of|
|Illuminant. | Burner or Lamp. |Expen-|Feet Dep-| of Car- |Units of |
| | | ces. |rived of |bonic Acid| Heat. |
| | | | Oxygen. | Formed. |Calories.|
|____________|____________________|______|_________|__________|_________|
| | | | | | |
| |Self-luminous; 0.5 | | | | |
| | cubic foot per hour| [1] | 29.8 | 5.0 | 900 |
| |Self-luminous; 0.7 | | | | |
| Acetylene | cubic foot per hour| | 33.3 | 5.6 | 1010 |
| |Self-luminous; 1.0 | | | | |
| | cubic foot per hour| | 35.7 | 6.0 | 1000 |
| |Incandescent; 0.5 | | | | |
| | cubic foot per hour| [2] | 17.9 | 3.0 | 545 |
|____________|____________________|______|_________|__________|_________|
| | | | | | |
| Petroleum | Large lamp . . . . | | 140.0 | 19.6 | 3630 |
| (paraffin | | [3] | | | |
| oil) | Small lamp . . . . | | 154.0 | 21.6 | 4000 |
|____________|____________________|______|_________|__________|_________|
| | | | | | |
| |Flat flame (bad) 5 | | | | |
| | cubic feet per hour| Nil | 270.0 | 27.0 | 7750 |
| |Flat flame (good) 6 | | | | |
| Coal Gas | cubic feet per hour| Nil | 195.0 | 19.5 | 5580 |
| |Incandescent (No. 1 | | | | |
| | Kern or Bijou In- | [4] | 27.0 | 2.7 | 775 |
| | verted); 1-1/2 | | | | |
| | cubic feet per hour| | | | |