| 1 | The incandescent lamp we use in daily life was invented by Edison. | |
| 2 | Such luminous efficacy is probably beyond the scope of incandescent technology. | |
| 3 | Thomas Edison was not the sole inventor of the incandescent light bulb - nor was he the first. | |
| 4 | A good number for incandescents is around 18, CFLs around 60, and LEDs around 54. | |
| 5 | The total yearly amount of CO2 produced by a household with incandescents is a whopping 4.825 tons. |